Publication Results (133)

• An administrative data algorithm to identify traumatic spinal cord injured patients: a validation study

  Welk B, Loh E, Shariff SZ, Liu K, Siddiqi F. Spinal Cord. 2014; 52(1):34-8. Epub 2013 Nov 12.

• Trauma patient outcome after the Prehospital Trauma Life Support program

  Ali J, Adam RU, Gana TJ, Williams JI. J Trauma. 1997; 42(6):1018-21.

• Major trauma in pregnant women during the summer

  Redelmeier DA, Drucker A, Venkatesh V. J Trauma. 2005; 59(1):111-5.

• Effect of the prehospital trauma life support program (PHTLS) on prehospital trauma care

  Ali J, Adam RU, Gana TJ, Bedaysie H, Williams JI. J Trauma. 1997; 42(5):786-90.

• Opioid dose and risk of road trauma in Canada: a population-based study

  Gomes T, Redelmeier DA, Juurlink DN, Dhalla IA, Camacho X, Mamdani MM. JAMA Intern Med. 2013; 173(3):196-201.

• Survival of the fittest: the hidden cost of undertriage of major trauma

  Haas B, Gomez D, Zagorski B, Stukel TA, Rubenfeld GD, Nathens AB. J Am Coll Surg.. 2010; 211(6):804-11. Epub 2010 Oct 30.

• Developing quality of care indicators for patients with traumatic and non-traumatic spinal cord injury (SCI): a feasibility study using administrative health data

  Guilcher SJ, Parsons D, Craven BC, Jaglal SB, Verrier M. J Spinal Cord Med. 2015; 38(6):765-76. Epub 2015 Jun 25.

• The effect of traumatic brain injury on the health of homeless people

  Hwang SW, Colantonio A, Chiu S, Tolomiczenko G, Kiss A, Cowan L, Redelmeier DA, Levinson W. CMAJ. 2008; 179(8):779-84.

• Posttraumatic growth in coronary artery disease outpatients: relationship to degree of trauma and health service use

  Leung YW, Alter DA, Prior PL, Stewart DE, Irvine J, Grace SL. J Psychosom Res. 2012; 72(4):293-9. Epub 2012 Jan 28.

• The mortality benefit of direct trauma center transport in a regional trauma system: a population-based analysis

  Haas B, Stukel TA, Gomez D, Zagorski B, de Mestral C, Sharma SV, Rubenfeld GD, Nathens AB. J Trauma Acute Care Surg. 2012; 72(6):1510-7.

• Major trauma in elderly adults receiving lipid-lowering medications

  Redelmeier DA, Naylor CD, Brenneman FD, Sharkey PW, Juurlink DN. J Trauma. 2001; 50(4):678-83.

• Gender, sex and traumatic brain injury: transformative science to optimize patient outcomes

  Mollayeva T, Colantonio A. Healthc Q. 2017; 20(1):6-9.

• Road trauma in teenage male youth with childhood disruptive behavior disorders: a population based analysis

  Redelmeier DA, Chan WK, Lu H. PLoS Med. 2010; 7(11):e1000369.

• Traumatic brain injury incidence in adults with intellectual and developmental disabilities

  Seto K, Lloyd M, Chan V, Chung H, Balogh R. Can J Neurol Sci. 2021; 48(3):392-9. Epub 2020 Aug 20. DOI: https://doi.org/10.1017/cjn.2020.181

• Penetrating trauma in Ontario emergency departments: a population-based study

  Macpherson AK, Schull MJ. CJEM. 2007; 9(1):16-20.

• Low-trauma fractures and bone mineral density testing in adults with and without intellectual and developmental disabilities: a population study

  Balogh R, Wood J, Dobranowski K, Lin E, Wilton A, Jaglal SB, Gemmill M, Lunsky Y. Osteoporos Int. 2017; 28(2):727-32.

• Epidemiology of interpersonal trauma among women and men psychiatric inpatients: a population-based study

  Gatov E, Koziel N, Kurdyak P, Saunders NR, Chiu M, Lebenbaum M, Chen S, Vigod SN. Can J Psychiatry. 2020; 65(2):124-35. Epub 2019 Jul 1. DOI: 10.1177/0706743719861374.

• Hospital resources do not predict accuracy of secondary trauma triage: a population-based analysis

  Tillmann BW, Nathens AB, Guttman M, Pequeno P, Scales DC, Pechlivanoglou P, Haas B. J Trauma Acute Care Surg. 2020; 88(2):230-41. Epub 2019 Nov 20. DOI: https://doi.org/10.1097/TA.0000000000002552

• Gender-associated differences in access to trauma center care: a population-based analysis

  Gomez D, Haas B, de Mestral C, Sharma S, Hsiao M, Zagorski B, Rubenfeld G, Ray J, Nathens AB. Surgery. 2012; 152(2):179-85. Epub 2012 Jun 22.

• Outpatient mental health service use in major trauma survivors: a population-based cohort study from Ontario, Canada

  Evans CCD, Li W, Jagelaviciute G, Morrison C, Ng R, Brogly SB. J Trauma Acute Care Surg. 2022; Oct 31 [Epub ahead of print]. DOI: https://doi.org/10.1097/TA.0000000000003825

• Injury-related deaths in the Ontario provincial trauma system: a retrospective population-based cohort analysis

  Evans CCD, Li W, Seitz D. CMAJ Open. 2021; 9(1):E208-14. Epub 2021 Mar 8. DOI: https://doi.org/10.9778/cmajo.20200209

• Association between traumatic brain injury and incarceration: a population-based cohort study

  McIsaac KE, Moser A, Moineddin R, Keown LA, Wilton G, Stewart LA, Colantonio A, Nathens AB, Matheson FI. CMAJ Open. 2016; 4(4):E746-53.

• Prescription drug claims following a traumatic spinal cord injury for older adults: a retrospective population-based study in Ontario, Canada

  Guilcher SJT, Hogan ME, Calzavara A, Hitzig SL, Patel T, Packer T, Lofters AK. Spinal Cord. 2018; 56(11):1059-68. Epub 2018 Jul 31.

• Long-term outcomes in blunt trauma: who goes back to work?

  Brenneman FD, Redelmeier DA, Boulanger BR, McLellan BA, Culhane JP. J Trauma. 1997; 42(5):778-81.

• Mental health outcomes after major trauma in Ontario: a population-based analysis

  Evans CCD, DeWit Y, Seitz D, Mason S, Nathens A, Hall S. CMAJ. 2018; 190(45):E1319-27. Epub 2018 Nov 12.

• Predictors of postacute mortality following traumatic brain injury in a seriously injured population

  Colantonio A, Escobar MD, Chipman M, McLellan B, Austin PC, Mirabella G, Ratcliff G. J Trauma. 2008; 64(4):876-82.

• Physician utilization among adults with traumatic spinal cord injury in Ontario: a population-based study

  Munce SE, Guilcher SJ, Couris CM, Fung K, Craven BC, Verrier M, Jaglal SB. Spinal Cord. 2009; 47(6):470-6. Epub 2009 Jan 20.

• Institutional and provider factors impeding access to trauma center care: an analysis of transfer practices in a regional trauma system

  Gomez D, Haas B, de Mestral C, Sharma S, Hsiao M, Zagorski B, Rubenfeld G, Ray JG, Nathens AB. J Trauma Acute Care Surg. 2012; 73(5):1288-93.

• Prevalence of prescribed opioid claims among persons with nontraumatic spinal cord dysfunction in Ontario, Canada: a population-based retrospective cohort study

  Guan Q, Hogan M, Calzavara A, McCormack D, Lofters AK, Patel T, Hitzig SL, Packer T, Guilcher SJT. Spinal Cord. 2021; 59(5):512-9. Epub 2021 Jan 25. DOI: https://doi.org/10.1038/s41393-020-00605-1

• Emergency department return visits and hospital admissions in trauma team assessed patients initially discharged from the emergency department: a population-based cohort study

  Evans CCD, Li W, Balari P, Ma J, Brogly SB. J Trauma Acute Care Surg. 2022; Mar 7 [Epub ahead of print]. DOI: https://doi.org/10.1097/TA.0000000000003583

• Rehospitalization after traumatic brain injury: a population-based study

  Saverino C, Swaine B, Jaglal S, Lewko J, Vernich L, Voth J, Calzavara A, Colantonio A. Arch Phys Med Rehabil. 2016; 97(2 Suppl):S19-25. Epub 2015 May 2.

• Direct costs of adult traumatic spinal cord injury in Ontario

  Munce SE, Wodchis WP, Guilcher SJ, Couris CM, Verrier M, Fung K, Craven BC, Jaglal SB. Spinal Cord. 2013; 51(1):64-9. Epub 2012 Jul 17.

• Prognostic implications of warfarin cessation after major trauma: a population-based cohort analysis

  Hackam DG, Kopp A, Redelmeier DA. Circulation. 2005; 111(17):2250-6. Epub 2005 Apr 25.

• Temporal trends in vascular trauma in Ontario, 1991-2009: a population-based study

  Altoijry A, Al-Omran M, Johnston KW, Mamdani M, Lindsay TF. CMAJ Open. 2016; 4(2):E309-15.

• The use of urologic investigations among patients with traumatic spinal cord injuries

  Welk B, Lui K, Salimah SZ. Res Rep Urol. 2016; 8:27-34.

• Trends in hospitalization associated with traumatic brain injury in a publicly insured population, 1992-2002

  Colantonio A, Croxford R, Farooq S, Laporte A, Coyte PC. J Trauma. 2009; 60(1):179-83.

• Sex-specific predictors of inpatient rehabilitation outcomes after traumatic brain injury

  Chan V, Mollayeva T, Ottenbacher K, Colantonio A. Arch Phys Med Rehabil. 2016; 97(5):772-80. Epub 2016 Jan 30.

• Physicians' warnings for unfit drivers and the risk of trauma from road crashes

  Redelmeier DA, Yarnell CJ, Thiruchelvam D, Tibshirani RJ. N Engl J Med. 2012; 367(13):1228-36.

• The pattern of urologic care among traumatic spinal cord injured patients

  Welk B, Tran KC, Liu K, Shariff S. Can Urol Assoc J. 2014; 8(11-12): E805–9. Epub 2014 Nov 24.

• Defining the pathway to definitive care and surgical decompression after traumatic spinal cord injury: results of a Canadian population-based cohort study

  Wilson JR, Voth J, Singh A, Middleton J, Jaglal S, Singh JM, Mainprize TG, Yee A, Fehlings M. J Neurotrauma. 2016; 33(10):963-71. Epub 2015 Dec 9.

• Traumatic brain injury as an independent risk factor for problem gambling: a matched case-control study

  Bhatti JA, Thiruchelvam D, Redelmeier DA. Soc Psychiatry Psychiatr Epidemiol. 2019; 54(4):517-23. Epub 2018 Sep 19.

• High-energy trauma patients with pelvic fractures: management trends in Ontario, Canada

  Mann SM, Banaszek D, Lajkosz K, Brogly SB, Stanojev SM, Evans C, Bardana DD, Yach J, Hall S. Injury. 2018; 49(10):1830-40. Epub 2018 Jul 6.

• Prescription medications dispensed following a nontraumatic spinal cord dysfunction: a retrospective population-based study in Ontario, Canada

  Guilcher SJT, Hogan M, McCormack D, Calzavara AJ, Hitzig SL, Patel T, Packer T, Guan Q, Lofters AK. Spinal Cord. 2021; 59(2):132-40. Epub 2020 Jul 14. DOI: https://doi.org/10.1038/s41393-020-0511-x

• Prevalence of prescribed opioid claims among persons with traumatic spinal cord injury in Ontario, Canada: a population-based retrospective cohort study

  Guilcher SJT, Hogan M, Guan Q, McCormack D, Calzavara A, Patel T, Hitzig SL, Packer T, Lofters AK. Arch Phys Med Rehabil. 2021; 102(1):35-43. Epub 2020 Sep 2. DOI: https://doi.org/10.1016/j.apmr.2020.06.020

• Association between traumatic brain injury and prison charges: a population-based cohort study

  Matheson FI, McIsaac KE, Fung K, Stewart LA, Wilton G, Keown LA, Nathens AB, Colantonio A, Moineddin R. Brain Inj. 2020; 34(6):757-63. Epub 2020 Apr 23. DOI: https://doi.org/10.1080/02699052.2020.1753114

• Physician warnings in psychiatry and the risk of road trauma: an exposure crossover study

  Lustig AJ, Kurdyak PA, Thiruchelvam D, Redelmeier DA. J Clin Psychiatry. 2016; 77(10):e1256-61.

• Indicators of publicly funded prescription opioid use among persons with traumatic spinal cord injury in Ontario, Canada

  Guan Q, Calzavara A, Cadel L, Hogan M, McCormack D, Patel T, Lofters AK, Hitzig SL, Guilcher SJT. J Spinal Cord Med. 2021; Oct 26 [Epub ahead of print]. DOI: https://doi.org/10.1080/10790268.2021.1969503

• A population-based analysis of the discrepancy between potential and realized access to trauma center care

  Gomez D, Haas B, Doumouras AG, Zagorski B, Ray J, Rubenfeld G, McLellan BA, Boyes DM, Nathens AB. Ann Surg. 2013; 257(1):160-5.

• Healthcare utilization and costs for spinal conditions in Ontario, Canada - opportunities for funding high-value care: a retrospective cohort study

  Rampersaud YR, Power JD, Perruccio AV, Paterson JM, Veillette C, Coyte PC, Badley EM, Mahomed NN. Spine J. 2020; 20(6):874-81. Epub 2020 Jan 31. DOI: https://doi.org/10.1016/j.spinee.2020.01.013

• Discharge and post-discharge outcomes of psychiatric inpatients with a lifetime history of exposure to interpersonal trauma: a population-based study

  Gatov E, Koziel N, Kurdyak P, Saunders NR, Chiu M, Lebenbaum M, Chen S, Vigod SN. Gen Hosp Psychiatry. 2020; 65:82-90. Epub 2020 June 8. DOI: https://doi.org/10.1016/j.genhosppsych.2020.05.015

• Emergency access to neurosurgical care for patients with traumatic brain injury

  Sharma S, Gomez D, de Mestral C, Hsiao M, Rutka J, Nathens AB. J Am Coll Surg. 2014; 218 (1): 51-7. Epub 2013 Nov 7.

• February 2007

  • More university-educated RNs and improved staff satisfaction could reduce hospital death rates
  • Study examines health and life outcomes of youth and young adults with disabilities
  • Care to Ontario heart attack patients is similar to certain regions of the U.S.
  • Guns and knives responsible for over 40,000 trauma visits to Ontario emergency departments
  • Certain factors predict whether colorectal cancer may be missed

• July/August 2012

  • Provinces, hospitals could save millions by harmonizing drug buying: study
  • Physician incentive payments have limited impact on care provided to diabetes patients
  • Fewer than half of severely injured car crash occupants triaged to a trauma centre
  • Demand for dialysis increases three-fold following cardiac and vascular surgeries
  • Two drugs used to treat eye disease don’t increase risk of stroke or heart attack

• December 2010

  • Teenage male drivers with behaviour disorders more likely to be involved in a car crash
  • Extremely large birth weight linked to higher asthma risk
  • Specialized heart failure clinics a cost-effective model of care for ambulatory patients
  • Financial barriers may increase the number of ER visits for children with asthma
  • Interfacility transfer to trauma centres has higher mortality risk than direct transport

• February 2009

  • Acid suppressants increase heart attack risk for patients taking popular cardiac drug
  • Study measures impact of recurring hospitalizations for heart failure on mortality
  • Cardiac rehabilitation services provide significant survival benefit to committed users
  • Study finds a 10-year decline in Ontario hospitalizations for traumatic brain injury
  • Electronic archiving systems have little impact on the frequency of duplicate diagnostic imaging

• June 2005

  • Ontario facing critical shortage of neurosurgery specialists
  • Stopping warfarin therapy after major trauma may increase risk of blood clots in the elderly
  • Introduction of laparoscopic cholecystectomy has lowered incidence of severe gallstone disease
  • Alternative funding arrangements (AFAs) have not led to big changes in ED physician workforce
  • Socioeconomic status not associated with mortality in elderly pneumonia patients

• July/August 2005

  • Trauma injury risk is higher in summer for pregnant women
  • Population-based study demonstrates striking seasonality of croup hospitalizations in Ontario
  • Osteoporosis diagnosis and testing improvements reducing fracture rates in the elderly
  • Stroke-on-awakening and stroke-while-awake patients have similar outcomes
  • Valproate and lithium cause equally small rate of delirium in older adults with mood disorders

• April 2008

  • Ezetimibe prescribing soars in the United States compared to Canada
  • SSRI antidepressant use during pregnancy not a factor in postpartum hemorrhage
  • Survivors of traumatic brain injury face increased risk of premature death
  • Statins appear to exert class effect in patients with congestive heart failure
  • Study finds regional mismatch between cardiologist supply and demand for cardiac services

• Derivation and external validation of a scoring system for predicting fracture risk after ischemic stroke in a Canadian cohort

  Smith EE, Fang J, Alibhai SM, Cram P, Cheung AM, Casaubon LK, Kapoor E, Austin PC, Kapral MK. JAMA Neurol. 2019; 76(8):925-31. Epub 2019 May 13. DOI: 10.1001/jamaneurol.2019.1114.

• Direct cost associated with acquired brain injury in Ontario

  Chen A, Bushmeneva K, Zagorski B, Colantonio A, Parsons D, Wodchis WP. BMC Neurol. 2012; 12:76. Epub 2012 Aug 17.

• Predictive validity and internal consistency of the pre-hospital index measured on-site by physicians

  Sampalis JS, Tamim H, Nikolis A, Lavoie A, Williams JI. Accid Anal Prev. 1996; 28(6):675-84.

• Urinary tract infections, urologic surgery, and renal dysfunction in a contemporary cohort of traumatic spinal cord injured patients

  Welk B, Lui K, Winick-Ng J, Shariff SZ. Neurourol Urodyn. 2017; 36(3):640-7. Epub 2016 Feb 29.

• Risk of fractures after stroke: results from the Ontario Stroke Registry

  Kapral MK, Fang J, Alibhai SM, Cram PM, Cheung AM, Casaubon LK, Prager M, Stamplecoski M, Rashkovan B, Austin PC. Neurology. 2017; 88(1):57-64. Epub 2016 Nov 23.

• Risk of major hemorrhage after kidney transplantation

  Sood MM, Garg AX, Bota SE, Marisiddappa L, McArthur E, Naylor KL, Kapral MK, Kim SJ, Lam NN, Molnar AO, Harel Z, Perl J, Knoll GA. Am J Nephrol. 2015;41(1):73-80.

• The relationship between the supply of fast-food chains and cardiovascular outcomes

  Alter D, Eny K. Can J Public Health. 2005; 96(3):173-7.

• Mandatory reporting by physicians of patients potentially unfit to drive

  Redelmeier DA, Venkatesh V, Stanbrook MB. Open Med. 2008; 2(1):e8-17. Epub 2008 Feb 11.

• Health care utilization for musculoskeletal disorders

  MacKay C, Canizares M, Davis AM, Badley EM. Arthritis Care Res. 2010; 62(2):161-9.

• Preventing deaths in the Canadian military

  Tien HCN, Acharya S, Redelmeier DA. Am J Prev Med. 2010; 38(3):331-9.

• Is the emergency department an appropriate substitute for primary care for persons with traumatic spinal cord injury?

  Guilcher SJ, Craven BC, Calzavara A, McColl MA, Jaglal SB. Spinal Cord. 2013; 51(3):202-8. Epub 2012 Nov 13.

• The risk of fall and fracture with the initiation of a prostate-selective α antagonist: a population based cohort study

  Welk B, McArthur E, Fraser LA, Hayward J, Dixon S, Hwang YJ, Ordon M. BMJ. 2015; 351:h5398.

• December 2016

  • Rise in single father-led households, while single fathers less likely than single mothers to access mental health care despite similar need
  • $2.1 billion to treat Ontarians with psychotic disorders in single year, with costs growing with age
  • ICES research video series: Jack Tu on big data study on 20-year trends in atherosclerotic cardiovascular disease
  • Canadians with traumatic brain injury more likely to be federally incarcerated
  • Opioid prescribing declines following release of national guidelines for physicians, but rates of overdose-related hospital visits continue to climb
  • Health care for children with diabetes mellitus from low-income families in Ontario and California: a population-based cohort study
  • Risk of fractures after stroke: results from the Ontario Stroke Registry
  • Primary care physician volume and quality of diabetes care: a population-based cohort study
  • Peripheral nerve blockade for primary total knee arthroplasty: a population-based cohort study of outcomes and resource utilization

• Brain Disorders in Ontario: Prevalence, Incidence and Costs from Health Administrative Data

  Ng R, Maxwell CJ, Yates EA, Nylen K, Antflick J, Jetté N, Bronskill SE. July 2015

• Temporal trends and geographic variations in surgical treatment of femoral neck fractures

  Jaglal SB, Sherry PG, Chua D, Schatzker J. J Trauma. 1997; 43(3):475-9.

• September 2018

  Infographics 

  • Initial cholinesterase inhibitor therapy dose and serious events in older women and men
  • Traumatic brain injury as an independent risk factor for problem gambling: a matched case-control study

  ICES in the News

  • Landscape of Prescription Stimulant Use
  • Emergency department use and enrollment in a medical home providing after-hours care
  • Identification and management of frailty in the primary care setting

  You may also be interested in...

  • Are we making a difference in primary care for adults with intellectual and developmental disabilities?
  • Antipsychotic drug dispensing in older adults with parkinsonism
  • Low-dose trazodone, benzodiazepines and fall-related injuries in nursing homes: a matched-cohort study
  • Variation in the health outcomes associated with frailty among home care clients: relevance of caregiver distress and client sex
  • Trends in mental health service utilisation in immigrant youth in Ontario, Canada, 1996–2012: a population-based longitudinal cohort study
  • Sleep apnea increases the risk of new hospitalized atrial fibrillation: a historical cohort study

• Publicly funded home care service use in the first 2 years after spinal cord injury in Ontario, Canada

  Chan BC, Cronin S, Jaglal SB, Craven BC. Home Health Care Serv Q. 2020; 39(2):95-106. Epub 2020 Feb 1. DOI: https://doi.org/10.1080/01621424.2020.1723772

• Emergency department contributors to ambulance diversion: a quantitative analysis

  Schull MJ, Lazier K, Vermeulen M, Mawhinney S, Morrison LJ. Ann Emerg Med. 2003; 41(4):467-76.

• A demonstration project of a multi-component educational intervention to improve integrated post-fracture osteoporosis care in five rural communities in Ontario, Canada

  Jaglal SB, Hawker G, Bansod V, Salbach NM, Zwarenstein M, Carroll J, Brooks D, Cameron C, Bogoch E, Jaakkimainen L, Kreder H. Osteoporos Int. 2009; 20(2):265-74. Epub 2008 Jun 3.

• Risk of contralateral lower limb amputation and death after initial lower limb amputation – a population-based study

  Huseynova K, Sutradhar R, Booth GL, Huang A, Ray JG. Heliyon. 2018; 4(10):e00836. Epub 2018 Oct 9.

• Increased risk of traffic injury after a cerebrovascular event

  Yu AYX, Kapral MK, Fang J, Redelmeier DA. Stroke. 2018; 49(12):3006-11. Epub 2018 Oct 19.

• Should a head-injured child receive a head CT scan? A systematic review of clinical prediction rules

  Maguire JL, Boutis K, Uleryk EM, Laupacis A, Parkin PC. Pediatrics. 2009; 124(1):e145-54.

• Epidemiology and impact of spinal cord injury in the elderly: results of a fifteen-year population-based cohort study

  Wilson JR, Cronin S, Fehlings MG, Kwon BK, Badhiwala JH, Ginsberg HJ, Witiw C, Jaglal S. J Neurotrauma. 2020; 37(15):1740-51. Epub 2020 Apr 15. DOI: https://doi.org/10.1089/neu.2020.6985

• Burn center care reduces acute health care utilization after discharge: a population-based analysis of 1,895 survivors of major burn injury

  Mason SA, Nathens AB, Byrne JP, Fowler RA, Karanicolas PJ, Moineddin R, Jeschke MG. Surgery. 2017; 162(4):891-900. Epub 2017 Jul 13.

• Increased rate of long-term mortality among burn survivors: a population-based matched cohort study

  Mason SA, Nathens AB, Byrne JP, Diong C, Fowler RA, Karanicolas PJ, Moineddin R, Jeschke MG. Ann Surg. 2019; 269(6):1192-9. Epub 2018 Feb 27.

• Hospitalizations during the COVID-19 pandemic among recently homeless individuals: a retrospective population-based matched cohort study

  Liu M, Richard L, Campitelli MA, Nisenbaum R, Dhalla IA, Wadhera RK, Shariff SZ, Hwang SW. J Gen Intern Med. 2022; 37(8):2016-25. Epub 2022 Apr 8. DOI: https://doi.org/10.1007/s11606-022-07506-4

• Hospital volume and mortality for mechanical ventilation of medical and surgical patients: a population-based analysis using administrative data

  Needham DM, Bronskill SE, Rothwell DM, Sibbald WJ, Pronovost PJ, Laupacis A, Stukel TA. Crit Care Med. 2006; 34(9):2349-54.

• Psychiatric hospitalizations: a comparison by gender, sociodemographics, clinical profile and postdischarge outcomes

  Vigod SN, Kurdyak P, Fung K, Gruneir A, Herrmann N, Hussain-Shamsy N, Isen M, Lin E, Rochon PA, Taylor VH, Seitz D. Psychiatr Serv. 2016; 67(12):1376-8.

• Emergency department visits during an Olympic gold medal television broadcast

  Redelmeier DA, Vermeulen MJ. Open Med. 2011; 5(2):e112-9. Epub 2011 Jun 14.

• A population-based analysis of the clinical course of 10,304 patients with acute cholecystitis, discharged without cholecystectomy

  de Mestral C, Rotstein OD, Laupacis A, Hoch JS, Zagorski B, Nathens AB. J Trauma Acute Care Surg. 2013; 74(1):26-31.

• Missed diagnosis of subarachnoid hemorrhage in the emergency department

  Vermeulen MJ, Schull MJ. Stroke. 2007; 38(4):1216-21. Epub 2007 Feb 22.

• Cholecystostomy: a bridge to hospital discharge but not delayed cholecystectomy

  de Mestral C, Gomez D, Haas B, Zagorski B, Rotstein OD, Nathens AB. J Trauma Acute Care Surg. 2013; 74(1):175-80.

• Quantifying comorbidity in individuals with chronic obstructive pulmonary disease: a population study

  Gershon AS, Mecredy GC, Guan J, Victor JC, Goldstein R, To T. Eur Respir J. 2015; 45(1):51-9. Epub 2014 Aug 20.

• Timing of surgery and the risk of complications in patients with acute appendicitis: a population level case-crossover study

  Patel SV, Groome PA, Merchant S, Lajkosz K, Nanji S, Brogly SB. J Trauma Acute Care Surg. 2018; 85(2):341-7. Epub 2018 May 4.

• Timing of surgery and the risk of complications in patients with acute appendicitis: a population-level case-crossover study

  Patel SV, Groome PA, J Merchant S, Lajkosz K, Nanji S, Brogly SB. J Trauma Acute Care Surg. 2018; 85(2):341-7. Epub 2018 Aug 1.

• November 2018

  Infographics

  • Many Ontario youths not receiving timely follow-up after first emergency visit for psychotic disorder
  • Blood lithium monitoring practices in a population-based sample of older adults
  • Prevalence of severe maternal morbidity and factors associated with maternal mortality in Ontario, Canada

  ICES Research Video Trailer

  • Mortality and chronic disease risk associated with poor life satisfaction: a population-based cohort study

  ICES in the News

  • Cancer in First Nations People in Ontario: Incidence, Mortality, Survival and Prevalence
  • Maternal intellectual or developmental disability and newborn discharge to protective services
  • Screening for a new primary cancer in patients with existing metastatic cancer: a retrospective cohort study
  • Mental health outcomes after major trauma in Ontario: a population-based analysis
  • Comparative risk of harm associated with trazodone or atypical antipsychotic use in older adults with dementia

  You may also be interested in...

  • Pilot study of the ability to probabilistically link clinical trial patients to administrative data and determine long-term outcomes
  • Describing the process of ethical conduct of research in an Ontario-wide First Nations diabetes research project
  • Patient engagement in a trial testing a new strategy of acute heart failure care
  • Generational patterns of asthma incidence among immigrants to Canada over two decades: a population-based cohort study
  • Influence of surgical procedures and general anesthesia on child development before primary school entry among matched sibling pairs
  • Regional variation in healthcare spending and mortality among senior high-cost healthcare users in Ontario, Canada: a retrospective matched cohort study
  • High health care costs among adults with intellectual and developmental disabilities: a population based study

• Clinical indications associated with opioid initiation for pain management in Ontario, Canada: a population-based cohort study

  Pasricha SV, Tadrous M, Khuu W, Juurlink DN, Mamdani MM, Paterson JM, Gomes T. Pain. 2018; 159(8):1562-8. Epub 2018 May 16.

• Rivaroxaban vs. low molecular weight heparin for the prevention of venous thromboembolism after hip or knee arthroplasty: a cohort study

  Lazo-Langner A, Fleet JL, McArthur E, Garg AX. J Thromb Haemost. 2014; 12(10):1626-35. Epub 2014 Jul 28.

• Medical emergencies in farmers

  Reece SCM, Thiruchelvam D, Redelmeier DA. J Rural Health. 2018; 35(4):429-35. Epub 2018 Nov 16. DOI: 10.1111/jrh.12336.

• May 2020

  Report

  • COVID-19 Laboratory Testing in Ontario: Patterns of Testing and Characteristics of Individuals Tested, as of April 30, 2020

  Infographics

  • Population-based estimates of health care utilization and expenditures by adults during the last 2 years of life in Canada’s single-payer health system
  • Association between traumatic brain injury and prison charges: a population-based cohort study
  • Five-year risk of admission to long-term care home and death for older adults given a new diagnosis of dementia: a population-based retrospective cohort study
  • Emergency department use by pregnant women in Ontario: a retrospective population-based cohort study

  ICES in the News

  • Inequity in access to transcatheter aortic valve replacement: a pan-Canadian evaluation of wait-times
  • Physician-based availability of psychotherapy in Ontario: a population-based retrospective cohort study

  You may also be interested in...

  • An international cohort study of birth outcomes associated with hospitalized acute respiratory infection during pregnancy
  • Urban green space and the risks of dementia and stroke
  • Diabetes-induced eye disease among First Nations people in Ontario: a longitudinal, population-based cohort study
  • Association between immigration status and acute stroke care: a retrospective study
  • Long-term survival and costs following extracorporeal membrane oxygenation in critically ill children—a population-based cohort study
  • Use of sodium–glucose cotransporter-2 inhibitors and risk of acute kidney injury in older adults with diabetes: a population-based cohort study
  • Impact of stopping trastuzumab in early breast cancer: a population-based study in Ontario, Canada
  • Preterm birth, unplanned hospital contact, and mortality in infants born to teenage mothers in five countries: an administrative data cohort study

• Concussion in adolescence and the risk of multiple sclerosis: a retrospective cohort study

  Povolo CA, Reid JN, Shariff SZ, Welk B, Morrow SA. Mult Scler. 2021; 27(2):180-7. Epub 2020 Feb 24. DOI: https://doi.org/10.1177/1352458520908037

• Risks of serious injury with testosterone treatment

  Yarnell CJ, Thiruchelvam D, Redelmeier DA. Am J Med. 2021; 134(1):84-94.e6. Epub 2020 Sep 11. DOI: https://doi.org/10.1016/j.amjmed.2020.07.037

• March 2021

  Event

  • Thank you to everyone who attended our virtual research symposium!

  Infographics

  • Association between anesthesiologist volume and short-term outcomes in complex gastrointestinal cancer surgery
  • Access to cancer surgery in a universal health care system during the COVID-19 pandemic
  • Factors associated with waiting time to breast cancer diagnosis among symptomatic breast cancer patients: a population-based study from Ontario, Canada
  • Mental Health and Addictions System Performance in Ontario: 2021 Scorecard

  ICES in the News

  • Comparison of palliative care delivery in the last year of life between adults with terminal noncancer illness or cancer
  • Testing, infection and complication rates of COVID-19 among people with a recent history of homelessness in Ontario, Canada: a retrospective cohort study
  • Shifts in office and virtual primary care during the early COVID-19 pandemic in Ontario, Canada
  • COVID-19 in Ontario: Notable findings for the week of March 7-13, 2021

  You may also be interested in...

  • Does housing improve health care utilization and costs? A longitudinal analysis of health administrative data linked to a cohort of individuals with a history of homelessness
  • Overall health care cost during the year following diagnosis of colorectal cancer stratified by history of colorectal evaluative procedures
  • Injury-related deaths in the Ontario provincial trauma system: a retrospective population-based cohort analysis
  • Concordance between high antibiotic prescribing and high opioid prescribing among primary care physicians: a cross-sectional study
  • Health care costs associated with chronic hepatitis C virus infection in Ontario, Canada: a retrospective cohort study
  • Rates of rebleeding, thrombosis and mortality associated with resumption of anticoagulant therapy after anticoagulant-related bleeding
  • Association between continuity of care and subsequent diagnosis of multimorbidity in Ontario, Canada from 2001-2015: a retrospective cohort study
  • A population-based cohort study of respiratory disease and long-term exposure to iron and copper in fine particulate air pollution and their combined impact on reactive oxygen species generation in human lungs

• April 2021

  Infographics

  • Utilization rates of pancreatectomy, radical prostatectomy, and nephrectomy in New York, Ontario, and New South Wales, 2011 to 2018
  • Obstetric and perinatal health outcomes after pertussis vaccination during pregnancy in Ontario, Canada: a retrospective cohort study
  • Injury-related deaths in the Ontario provincial trauma system: a retrospective population-based cohort analysis
  • Impact of the COVID-19 pandemic on skin cancer diagnosis: a population-based study
  • Assessing the validity of administrative health data for the identification of children and youth with autism spectrum disorder in Ontario

  ICES in the News

  • Testing, infection and complication rates of COVID-19 among people with a recent history of homelessness in Ontario, Canada: a retrospective cohort study
  • Access to cancer surgery in a universal health care system during the COVID-19 pandemic
  • Association between antihypertensive medications and risk of skin cancer in people older than 65 years: a population-based study
  • COVID-19 in Ontario: Notable findings for the week of April 4-10, 2021
  • Long-term risk of hypertension after surgical repair of congenital heart disease in children

  You may also be interested in...

  • Association of source country gender inequality with experiencing assault and poor mental health among young female immigrants to Ontario, Canada
  • Race and incarceration: the representation and characteristics of Black people in provincial correctional facilities in Ontario, Canada
  • Adverse event rates associated with oral anticoagulant treatment early versus later after hospital discharge in older adults: a retrospective population-based cohort study
  • Disability-free survival after major cardiac surgery: a population-based retrospective cohort study
  • Bariatric surgery and cardiovascular outcomes in patients with obesity and cardiovascular disease: a population-based retrospective cohort study
  • Looking beyond administrative health care data: the role of socioeconomic status in predicting future high-cost patients with mental health and addiction
  • Predictive performance of machine and statistical learning methods: Impact of data-generating processes on external validity in the "large N, small p" setting
  • Perforation and post-polypectomy bleeding complicating colonoscopy in a population-based screening program

• March 2022

  Event

  • ICES Research Forum

  Infographics

  • COVID-19 vaccine coverage and factors associated with vaccine uptake among 23 247 adults with a recent history of homelessness in Ontario, Canada: a population-based cohort study
  • Association between increased dispensing of opioid agonist therapy take-home doses and opioid overdose and treatment interruption and discontinuation

  ICES in the News

  • Impact of cancer surgery slowdowns on patient survival during the COVID-19 pandemic: a microsimulation modelling study
  • Greater opioid use among nursing home residents in Ontario, Canada during the first 2 waves of the COVID-19 pandemic

  You may also be interested in...

  • Healthcare utilization and costs following non-fatal powdered and non-powdered firearm injuries for children and youth
  • Vaccine effectiveness against SARS-CoV-2 infection and severe outcomes in the maintenance dialysis population in Ontario, Canada
  • Health care expenditures among individuals with chronic psychotic disorders in Ontario: an analysis over time
  • Behavioral nudges to improve audit and feedback report opening among antibiotic prescribers: a randomized controlled trial
  • Virtual and in-person visits by Ontario physicians in the COVID-19 era
  • Patient, physician and geographic predictors of cardiac stress testing strategy in Ontario, Canada: a population-based study
  • Rising healthcare costs and utilization among young adults with cirrhosis in Ontario: a population-based study
  • Emergency department return visits and hospital admissions in trauma team assessed patients initially discharged from the emergency department: a population-based cohort study

• Intellectual/developmental disabilities among people incarcerated in federal correctional facilities in Ontario, Canada: examining prevalence, health and correctional characteristics

  Matheson FI, Dastoori P, Whittingham L, Calzavara A, Keown LA, Durbin A, Kouyoumdjian FG, Lin E, Volpe T, Lunsky Y. J Appl Res Intellect Disabil. 2022; 35(3):900-9. Epub 2022 Mar 26. DOI: https://doi.org/10.1111/jar.12995

• Weight loss surgery and subsequent emergency care use: a population-based cohort study

  Bhatti JA, Nathens AB, Thiruchelvam D, Redelmeier DA. Am J Emerg Med. 2016; 34(5):861-5. Epub 2016 Feb 12.

• Trends in short and long-term survival among out-of-hospital cardiac arrest patients alive at hospital arrival

  Wong M, Morrison L, Qiu F, Austin PC. Cheskes S, Dorian P, Scales D, Tu J, Verbeek P, Wijeysunder H, Ko D. Circulation. 2014; 130(21):1883-90. Epub 2014 Nov 18.

• Organ donation after death in Ontario: a population-based cohort study

  Redelmeier DA, Markel F, Scales DC. CMAJ. 2013; 185(8):E337-44. Epub 2013 Apr 2.

• Alcohol sales and risk of serious assault

  Ray JG, Moineddin R, Bell CM, Thiruchelvam D, Creatore MI, Gozdyra P, Cusimano M, Redelmeier DA. PLOS Med. 2008; 5(5):e104.

• Risk of hip arthroplasty after open reduction internal fixation of a fracture of the acetabulum: a matched cohort study

  Henry PDG, Si-Hyeong Park S, Paterson JM, Kreder HJ, Jenkinson R, Wasserstein D. J Orthop Trauma. 2018; 32(3):134-40. Epub 2017 Nov 3.

• Long-term risk of a seizure disorder after eclampsia

  Nerenberg KA, Park AL, Vigod SN, Saposnik G, Berger H, Hladunewich MA, Gandhi S, Silversides CK, Ray JG. Obstet Gynecol. 2017; 130(6):1327-33. Epub 2017 Nov 3.

• A systematic review of propensity score methods in the acute care surgery literature: avoiding the pitfalls and proposing a set of reporting guidelines

  Zakrison TL, Austin PC, McCredie VA. Eur J Trauma Emerg Surg. 2018; 44(3):385-95. Epub 2017 Mar 24.

• Routine use of chest x-ray for low-risk patients undergoing a periodic health examination: a retrospective cohort study

  Bouck Z, Mecredy G, Ivers NM, Pendrith C, Fine B, Martin D, Glazier RH, Tepper J, Levinson W, Bhatia RS. CMAJ Open. 2018; 6(3):322-9. Epub 2018 Aug 13.

• Risk factors for reoperation and mortality after the operative treatment of tibial plateau fractures in Ontario, 1996-2009

  Henry P, Wasserstein D, Paterson M, Kreder H, Jenkinson R. J Orthop Trauma. 2015; 29(4):182-8.

• The effect of patient, provider and surgical factors on survivorship of high tibial osteotomy to total knee arthroplasty: a population-based study

  Khoshbin A, Sheth U, Ogilvie-Harris D, Mahomed N, Jenkinson R, Gandhi R, Wasserstein D. Knee Surg Sports Traumatol Arthrosc. 2017; 25(3):887-94. Epub 2015 Nov 4.

• Risk factors for re-operation and mortality following the operative treatment of tibial plateau fractures in Ontario, 1996-2009

  Henry P, Wasserstein D, Paterson M, Kreder H, Jenkinson R. J Orthop Trauma. 2014; 29(4):182-8. Epub 2014 Sep 17.

• Risk of total knee arthroplasty after operatively treated tibial plateau fracture: a matched-population-based cohort study

  Wasserstein D, Henry P, Paterson JM, Kreder HJ, Jenkinson R. J Bone Joint Surg Am. 2014; 96(2):144-50. Epub 2014 Jan 15.

• Surgery for adhesive small bowel obstruction is associated with improved long-term survival mediated through recurrence prevention: a population-based, propensity-matched analysis

  Behman R, Nathens AB, Haas B, Hong NL, Pechlivanoglou P, Karanicolas P. J Trauma Acute Care Surg. 2019; 87(3):636-44. Epub 2019 May 13. DOI: 10.1097/TA.0000000000002366.

• Factors associated with out-of-hospital cardiac arrest with pulseless electric activity: a population-based study

  Ko DT, Qiu F, Koh M, Dorian P, Cheskes S, Austin PC, Scales DC, Wijeysundera HC, Verbeek PR, Drennan I, Ng T, Tu JV, Morrison LJ. Am Heart J. 2016; 177:129-37. Epub 2016 Apr 30.

• Long-term clinical outcomes and predictors for survivors of out-of-hospital cardiac arrest

  Shuvy M, Morrison LJ, Koh M, Qiu F, Buick JE, Dorian P, Scales DC, Tu JV, Verbeek PR, Wijeysundera HC, Ko DT. Resuscitation. 2017; 112:59-64. Epub 2017 Jan 16.

• Association of prior beta-blocker use and the outcomes of patients with out-of-hospital cardiac arrest

  Czarnecki A, Morrison LJ, Qiu F, Cheskes S, Koh M, Wijeysundera HC, Verbeek PR, Austin PC, Dorian P, Scales DC, Tu JV, Ko DT. Am Heart J. 2015; 170(5):1018-24.e2. Epub 2015 Jul 26.

• High risk of Clostridium difficile infection among spinal cord injured patients after the use of antibiotics commonly used to treat urinary tract infections

  Liu B, Reid J, Silverman M, Welk B. Neurourol Urodyn. 2020; 39(8):2401-8. Epub 2020 Sep 9. DOI: https://doi.org/10.1002/nau.24502

• Alive and at home: five-year outcomes in older adults following emergency general surgery

  Guttman MP, Tillmann BW, Nathens AB, Saskin R, Bronskill SE, Huang A, Haas B. J Trauma Acute Care Surg. 2021; 90(2):287-95. Epub 2021 Feb 1. DOI: https://doi.org/10.1097/TA.0000000000003018

• Long-term survival in high-risk older adults following emergency general surgery admission

  Guttman MP, Tillmann BW, Nathens AB, Saskin R, Bronskill SE, Huang A, Haas B. J Trauma Acute Care Surg. 2021; 91(4):634-40. Epub 2021 Jul 9. DOI: https://doi.org/10.1097/TA.0000000000003346

• Trends in the epidemiology of major burn injury among hospitalized patients: a population-based analysis

  Mason SA, Nathens AB, Byrne JP, Gonzalez A, Fowler R, Karanicolas PJ, Moineddin R, Jeschke MG. J Trauma Acute Care Surg. 2017; 83(5):867-74. Epub 2017 May 22.

• Measuring substance-related disorders using Canadian administrative health databanks: interprovincial comparisons of recorded diagnostic rates, incidence proportions and mortality rate ratios

  Huỳnh C, Kisely S, Rochette L, Pelletier É, Morrison KB, Li S, Hopkin G, Smith M, Burchill C, Lin E, Asbridge M, Jutras-Aswad D, Lesage A. Can J Psychiatry. 2022; 67(2):117-29. Epub 2021 Sep 27. DOI: https://doi.org/10.1177/07067437211043446

• Longer-term rates of survival and reintervention after thoracic endovascular aortic repair (TEVAR) for blunt aortic injury: a retrospective population-based cohort study from Ontario, Canada

  Evans CCD, Li W, Yacob M, Brogly S. Trauma Surg Acute Care Open. 2022; 7:e000856. Epub 2022 Mar 24. DOI: https://doi.org/10.1136/tsaco-2021-000856

• Not all is lost: functional recovery in older adults following emergency general surgery

  Guttman MP, Tillmann BW, Nathens AB, Bronskill SE, Saskin R, Huang A, Haas B. J Trauma Acute Care Surg. 2022; 93(1):66-73. Epub 2022 Mar 22. DOI: https://doi.org/10.1097/TA.0000000000003613

• Delayed intracranial hemorrhage after head injury among elderly patients on anticoagulation seen in the emergency department

  Liu S, McLeod SL, Atzema CL, Austin PC, de Wit K, Sharma S, Mittmann N, Borgundvaag B, Grewal K. CJEM. 2022; Oct 15 [Epub ahead of print]. DOI: https://doi.org/10.1007/s43678-022-00392-z

• Healthcare costs and resource utilization associated with treatment of out-of-hospital cardiac arrest

  Geri G, Scales DC, Koh M, Wijeysundera HC, Lin S, Feldman M, Cheskes S, Dorian P, Isaranuwatchai W, Morrison LJ, Ko DT. Resuscitation. 2020; 153:234-42. Epub 2020 May 15. DOI: https://doi.org/10.1016/j.resuscitation.2020.04.032

• Suicide and self-harm in adult survivors of critical illness: population based cohort study

  Fernando SM, Qureshi D, Sood MM, Pugliese M, Talarico R, Myran DT, Herridge MS, Needham DM, Rochwerg B, Cook DJ, Wunsch H, Fowler RJ, Scales DC, Bienvenu OJ, Rowan KM, Kisilewicz M, Thompson LH, Tanuseputro P, Kyeremanteng K. BMJ. 2021; 373:n973. Epub 2021 May 5. DOI: https://dx.doi.org/10.1136/bmj.n973

• Persistent post-operative opioid use following hip arthroscopy is common and is associated with pre-operative opioid use and age

  Degen RM, McClure JA, Le B, Welk B, Marsh J. Knee Surg Sports Traumatol Arthrosc. 2021; 29(8):2437-45. Epub 2021 Mar 1. DOI: https://doi.org/10.1007/s00167-021-06511-0

• Risk of mental health problems in children and youths following concussion

  Ledoux A, Webster RJ, Clarke AE, Fell DB, Knight BD, Gardner W, Cloutier P, Gray C, Tuna M, Zemek R. JAMA Netw Open. 2022; 5(3):e221235. Epub 2022 Mar 7. DOI: https://doi.org/10.1001/jamanetworkopen.2022.1235

• Association of extracorporeal membrane oxygenation with new mental health diagnoses in adult survivors of critical illness

  Fernando SM, Scott M, Talarico R, Fan E, McIsaac DI, Sood MM, Myran DT, Herridge MS, Needham DM, Hodgson CL, Rochwerg B, Munshi L, Wilcox ME, Bienvenu OJ, MacLaren G, Fowler RA, Scales DC, Ferguson ND, Combes A, Slutsky AS, Brodie D, Tanuseputro P, Kyeremanteng K. JAMA. 2022; Oct 26 [Epub ahead of print]. DOI: https://doi.org/10.1001/jama.2022.17714