Publication Results (225)

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• Risk of severe maternal morbidity or death in relation to elevated hemoglobin A1c preconception, and in early pregnancy: a population-based cohort study

  Davidson AJF, Park AL, Berger H, Aoyama K, Harel Z, Cook JL, Ray JG. PLOS Med. 2020; 17(5):e1003104. Epub 2020 May 19. DOI: https://doi.org/10.1371/journal.pmed.1003104

• September 2016

  • People with COPD & asthma at higher risk of severe illness [infographic]
  • ICES chief science officer Astrid Guttmann on barriers to newborn jaundice screening [video]
  • MRIs in first trimester of pregnancy not associated with increased risk to fetus
  • Standard pertussis vaccine effective for a few years but immunity wanes substantially over time
  • Traffic crash during pregnancy increases cerebral palsy risk to unborn child
  • Printed educational messages fail to increase use of thiazides as first-line medication for hypertension in primary care
  • Substance-related and addictive disorders among adults with intellectual and developmental disabilities
  • Varenicline and risk of self-harm

• Identifying maternal deaths with the use of hospital data versus death certificates: a retrospective population-based study

  Aflaki K, Park AL, Nelson C, Luo W, Ray JG. CMAJ Open. 2021; 9(2):E539-47. Epub 2021 May 21. DOI: https://doi.org/10.9778/cmajo.20200201

• Obstetrical and perinatal outcomes in female survivors of childhood and adolescent cancer: a population-based cohort study

  Zgardau A, Ray JG, Baxter NN, Nagamuthu C, Park AL, Gupta S, Nathan PC. J Natl Cancer Inst. 2022; 114(4):553-64. Epub 2022 Jan 19. DOI: https://doi.org/10.1093/jnci/djac005

• Brief report: cervical cancer screening in women with intellectual and developmental disabilities who have had a pregnancy

  Brown HK, Plourde N, Ouellette-Kuntz H, Vigod S, Cobigo V. J Intellect Disabil Res. 2016; 60(1):22-7. Epub 2015 Sep 10.

• Maternal food insecurity is positively associated with postpartum mental disorders in Ontario, Canada

  Tarasuk V, Gundersen C, Wang X, Roth DE, Urquia ML. J Nutr. 2020; 150(11):3033-40. Epub 2020 Aug 28. DOI: https://doi.org/10.1093/jn/nxaa240

• The adverse cardiovascular risk factor profile of women with pre-eclampsia develops over time in the years before pregnancy

  Retnakaran R, Shah BR. BJOG. 2021; 129(9):1512-20. Epub 2021 Dec 26. DOI: https://doi.org/10.1111/1471-0528.17084

• June 2007

  • Ontario’s Wait Time Strategy shows no evidence of impact on other surgical procedure rates
  • Emergency department use in the US and Ontariois very similar
  • Recent immigrants to Ontariohave fewer pregnancy complications
  • Decreasing salt intake could reduce the number of Canadians with high blood pressure
  • Socioeconomic status is linked to higher ambulatory care-sensitive hospitalizations in children

• April 2012

  • Study examines the impact of unhealthy habits on life expectancy of Ontarians
  • Immigrants have increased risk of preeclampsia in pregnancy
  • Many patients with chronic kidney disease have fistulas created outside recommended time
  • Landmark study finds Ontario’s Métis population more prone to diabetes
  • Antipsychotic use among seniors linked to increased risk of high blood sugar

• December 2015

  • New ICES atlas examines head and neck cancer surgery in Ontario
  • Physician-diagnosed migraine associated with increased risk of deliberate self-harm
  • Less than half of eligible Ontarians get all recommended screening tests for cancer, diabetes and heart disease
  • Study of pregnancy complications finds refugee women in Ontario have higher rates of HIV
  • Rural seniors underuse preventive diagnostic services for acute myocardial infarction

• February 2014

  • Rates of thyroid cancer diagnosis vary four-fold across Ontario’s health planning regions
  • Adults with chronic kidney disease at increased risk for bone fracture
  • Lower surgeon volumes linked to greater risk of postsurgery hospitalization in patients with Crohn’s disease
  • Heart rate at hospital discharge a predictor of mortality in patients with chronic heart failure
  • Women with schizophrenia at higher risk for pre-term birth and pregnancy complications

• April 2014

  • Cost of home care services for Ontarians with colorectal cancer averages $2,180 annually
  • Wait times to see specialists in Ontario longer than physician and patient surveys report
  • Incidence of diabetes in pregnancy doubled over 14-year period in Ontario
  • Cost of treating patients varies seven-fold among Ontario’s heart failure clinics
  • Surgical safety checklists have not improved patient outcomes in Ontario

• May 2014

  • Pregnant drivers at greater risk of a serious car crash in second trimester
  • Ontario Métis have higher prevalence of asthma and COPD than general population
  • Immigrants from Sub-Saharan Africa at greatest risk for pregnancy complications
  • For women with diabetes, low mammogram rates independent of socioeconomic status
  • Benzodiazepine use linked to adverse respiratory outcomes in seniors with COPD

• October 2010

  • Regionalization of pancreatic cancer surgery linked to mortality drop in Ontario but not Quebec
  • Diabetes in pregnancy associated with higher rates of complications: POWER Study
  • Young adults with colorectal cancer at increased risk of death 10 years after diagnosis
  • Headache the most common reason for CT brain scan
  • Increased wait times for long-term care but faster placement for Ontario seniors most in need

• September 2010

  • Forty percent of women in Ontario's urban areas not getting Pap tests
  • Several factors increase risk of fracture with androgen deprivation for prostate cancer
  • Radiodiagnostic tests during pregnancy result in low childhood cancer risk
  • Ontario seniors' use of ambulatory care varies by age, sex and socioeconomic status
  • Preoperative medical consultations associated with increased mortality and hospital stay

• January 2006

  • Paper discusses current challenges facing diagnostic imaging sector
  • More people with diabetes negates gains from reduced cardiovascular complications
  • Metabolic problems increase risk of pregnancy complications
  • Rural family medicine programs growing, but curriculums not adhering to guidelines
  • Women may require more information for stroke care decision-making

• September 2009

  • Popular diabetes medications have different rates of heart failure and death
  • Mild glucose intolerance in pregnancy may signal increased cardiovascular risk in later life
  • Study finds 50% increase in inflammatory bowel disease in Ontario children in past decade
  • Risk factors for cardiovascular disease on the rise among Canada's young and poor
  • Diabetic seniors taking antipsychotic drugs at higher risk of hospitalization for hyperglycemia

• May 2009

  • Highly educated Ontarians have better access to psychiatric care
  • Drug for enlarged prostate can cause complications after cataract surgery
  • Serious adverse events linked to use of dementia drug in older adults
  • Even mild blood sugar-level abnormalities during pregnancy increase type 2 diabetes risk
  • Many patients who undergo incomplete colonoscopies receive suboptimal follow-up

• December 2005

  • Certain pregnancy complications may increase the risk of heart disease in women
  • Use of CT and MRI scans increased at a greater rate in non-cancer patients
  • Depression during hospitalization for coronary syndromes can impact mortality rates
  • Study highlights important differences in heart failure care between the U.S. and Ontario
  • Elderly have increased use of EDs during flu outbreaks

• June 2008

  • Antipsychotic drugs prescribed for elderly patients with dementia may be dangerous
  • Earlier predictions seriously underestimate the prevalence of hypertension by 2025
  • Women with gestational diabetes at increased risk for cardiovascular disease after pregnancy
  • Distinct age and sex differences evident in medicinal self-poisonings
  • Study finds further opportunities to prevent hospital deaths following CAGB surgery

• 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

• Metabolic syndrome and the risk of placental dysfunction

  Ray JG, Vermeulen MJ, Schull MJ, McDonald S, Redelmeier DA. J Obstet Gynaecol Can. 2005; 27(12):1095-101.

• Sex of the baby and future maternal risk of Type 2 diabetes in women who had gestational diabetes

  Retnakaran R, Shah BR. Diabet Med. 2016; 33(7):956-60. Epub 2015 Nov 17.

• Perinatal outcomes for untreated women with gestational diabetes by IADPSG criteria: a population‐based study

  Shah BR, Sharifi F. BJOG. 2020; 127(1):116-22. Epub 2019 Sep 25. DOI: 10.1111/1471-0528.15964.

• Pregravid HbA1c and glucose measurement to rule out future gestational diabetes mellitus and reduce the need for oral glucose tolerance testing in pregnancy

  Retnakaran R, Shah BR. Diabetes Care. 2020; 43(8):e93-e5. Epub 2020 May 29. DOI: https://doi.org/10.2337/dc20-0785

• Gestational diabetes and incident heart failure: a cohort study

  Echouffo-Tcheugui JB, Guan J, Retnakaran R, Shah BR. Diabetes Care. 2021; 44(10):2346-52. Epub 2021 Aug 12. DOI: https://doi.org/10.2337/dc21-0552

• NAFLD cirrhosis is rising among childbearing women and is the most common cause of cirrhosis in pregnancy

  Sarkar M, Djerboua M, Flemming JA. Clin Gastroenterol Hepatol. 2022; 20(2):e315-8. Epub 2021 Jan 16. DOI: https://doi.org/10.1016/j.cgh.2021.01.022

• Venous thromboembolism after induced abortion: a population-based, propensity-score matched cohort study in Canada

  Liu N, Vigod SN, Farrugia MM, Urquia ML, Ray JG. Lancet Haematol. 2018; 5(7):e279-88. Epub 2018 Jun 8.

• Chronic physical conditions and risk for perinatal mental illness: a population-based retrospective cohort study

  Brown HK, Wilton AS, Ray JG, Dennis CL, Guttmann A, Vigod SN. PLoS Med. 2019; 16(8):e1002864. Epub 2019 Aug 26. DOI: 10.1371/journal.pmed.1002864.

• 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.

• Preeclampsia as a risk factor for diabetes: a population-based cohort study

  Feig DS, Shah BR, Lipscombe LL, Wu CF, Ray JG, Lowe J, Hwee J, Booth Gl. PLoS Med. 2013; 10(4):e1001425. Epub 2013 Apr 16.

• Prenatal biochemical screening and long term risk of maternal cardiovascular disease: population based cohort study

  Ray JG, Huang T, Meschino WS, Cohen E, Park AL. BMJ. 2018; 362:k2739. Epub 2018 Jul 11.

• Risk of early-onset breast cancer among women exposed to thoracic computed tomography in pregnancy or early postpartum

  Burton KR, Park AL, Fralick M, Ray JG. J Thromb Haemost. 2018; 16(5):876-85. Epub 2018 Feb 16.

• Neurodevelopmental disorders among term infants exposed to antenatal corticosteroids during pregnancy: a population-based study

  Melamed N, Asztalos E, Murphy K, Zaltz A, Redelmeier D, Shah BR, Barrett J. BMJ Open. 2019; 9(9):e031197. Epub 2019 Sep 30. DOI: https://doi.org/10.1136/bmjopen-2019-031197

• Prenatal biochemical screening and a woman’s long-term risk of cancer: a population-based cohort study

  Park AL, Huang T, Meschino WS, Iqbal J, Ray JG. JNCI Cancer Spectr. 2020; 4(1):pkz077. Epub 2019 Oct 4. DOI: https://doi.org/10.1093/jncics/pkz077

• A multi-country investigation of influenza vaccine coverage in pregnant individuals, 2010-2016

  Irving SA, Ball SW, Booth SM, Regan AK, Naleway AL, Buchan SA, Katz MA, Effler PV, Svenson LW, Kwong JC, Feldman BS, Klein NP, Chung H, Simmonds K; PREVENT study team. Vaccine. 2021; 39(52):7598-605. Epub 2021 Nov 18. DOI: https://doi.org/10.1016/j.vaccine.2021.11.018

• Maternal exposure to ambient air pollution and risk of early childhood cancers: a population-based study in Ontario, Canada

  Lavigne É, Bélair MA, Do MT, Stieb DM, Hystad P, van Donkelaar A, Martin RV, Crouse DL, Crighton E, Chen H, Brook JR, Burnett RT, Weichenthal S, Villeneuve PJ, To T, Cakmak S, Johnson M, Yasseen AS 3rd, Johnson KC, Ofner M, Xie L, Walker M. Environ Int. 2017; 100:139-47. Epub 2017 Jan 17.

• Asthma severity and control and their association with perinatal mental illness

  Aker AM, Stephenson AL, Wilton AS, Vigod SN, Dennis C, Guttmann A, Brown HK. Can J Psychiatry. 2022; 67(2):156-9. Epub 2021 Aug 26. DOI: https://doi.org/10.1177/07067437211039790

• Categorization of opioid use among pregnant people and association with overdose or death

  Camden A, To T, Ray JG, Gomes T, Bai L, Guttmann A. JAMA Netw Open. 2022; 5(5):e2214688. Epub 2022 May 27. DOI: https://doi.org/10.1001/jamanetworkopen.2022.14688

• Reproductive health in women with intellectual and developmental disabilities in Ontario: implications for policy and practice

  Brown HK, Cobigo V, Lunsky Y, Vigod S. Healthc Q. 2019; 21(4):6-9. Epub 2019 Jan 1. DOI: https://doi.org/10.12927/hcq.2019.25748

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