Publication Results (686)

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• Boosted classification trees result in minor to modest improvement in the accuracy in classifying cardiovascular outcomes compared to conventional classification trees

  Austin PC, Lee DS. Am J Cardiovasc Dis. 2011; 1(1):1-15. Epub 2011 Apr 23.

• Radiographic monitoring of incidental abdominal aortic aneurysms: a retrospective population-based cohort

  van Walraven C, Wong J, Morant K, Jennings A, Austin PC, Forster AJ. Open Med. 2011; 5(2):e67-76. Epub 2011 Apr 12.

• Predicting the risk of 1-year mortality in incident dialysis patients: accounting for case-mix severity in studies using administrative data

  Quinn RR, Laupacis A, Hux JE, Oliver MJ, Austin PC. Med Care. 2011; 49(3):257-66. Epub 2011 Mar 1.

• Bisphosphonate use and the risk of subtrochanteric or femoral shaft fractures in older women

  Park-Wyllie LY, Mamdani MM, Juurlink DN, Hawker GA, Gunraj N, Austin PC, Weiler PJ, Whelan DB, Laupacis A. JAMA. 2011; 305(8):783-9.

• Comparing paired vs non-paired statistical methods of analyses when making inferences about absolute risk reductions in propensity-score matched samples

  Austin PC. Stat Med. 2011; 30(11):1292-301. Epub 2011 Feb 21.

• Predictors of short-term complications after ICD replacement: results from the Ontario ICD database

  Krahn AD, Lee DS, Birnie D, Healey JS, Crystal E, Dorian P, Simpson CS, Khaykin Y, Cameron D, Janmohamed A, Yee R, Austin PC, Chen Z, Hardy J, Tu JV; Ontario ICD Database Investigators. Circ Arrhythm Electrophysiol. 2011; 4(2):136-42. Epub 2011 Feb 15.

• Effect of subsequent pregnancies on the risk of developing diabetes following a first pregnancy complicated by gestational diabetes: a population-based study

  Retnakaran R, Austin PC, Shah BR. Diabet Med. 2011; 28(3):287-92.

• IScore: a risk score to predict death early after hospitalization for an acute ischemic stroke

  Saposnik G, Kapral MK, Liu Y, Hall R, O'Donnell M, Raptis S, Tu JV, Mamdani M, Austin PC; Investigators of the Registry of the Canadian Stroke Network; Stroke Outcomes Research Canada (SORCan) Working Group. Circulation. 2011; 123(7): 739-49. Epub 2011 Feb 7.

• A tutorial on methods to estimating clinically and policy-meaningful measures of treatment effects in prospective observational studies

  Austin PC, Laupacis A. Int J Biostat. 2011; 7(1):6. Epub 2011 Jan 6.

• A tutorial and case study in propensity score analysis: an application to estimating the effect of in-hospital smoking cessation counseling on mortality

  Austin PC. Multivariate Behav Res. 2011; 46(1):119-151.

• Improved outcomes with early collaborative care of ambulatory heart failure patients discharged from the emergency department

  Lee DS, Stukel TA, Austin PC, Alter DA, Schull MJ, You JJ, Chong A, Henry D, Tu JV. Circulation. 2010; 122(18):1806-14. Epub 2010 Oct 18.

• Statistical criteria for selecting the optimal number of untreated subjects matched to each treated subject when using many-to-one matching on the propensity score

  Austin PC. Am J Epidemiol. 2010; 172(9):1092-7. Epub 2010 Aug 28.

• Diuretic dose and long-term outcomes in elderly patients with heart failure after hospitalization

  Abdel-Qadir HM, Tu JV, Yun L, Austin PC, Newton GE, Lee DS. Am Heart J. 2010; 160(2):264-71.

• Using administrative datasets to study outcomes in dialysis patients: a validation study

  Quinn RR, Laupacis A, Austin PC, Hux JE, Garg AX, Hemmelgarn BR, Oliver MJ. Med Care. 2010; 48(8):745-50.

• Outcomes and processes of care related to preoperative medical consultation

  Wijeysundera DN, Austin PC, Beattie WS, Hux JE, Laupacis A. Arch Intern Med. 2010; 170(15):1365-74.

• Optimal caliper widths for propensity-score matching when estimating differences in means and differences in proportions in observational studies

  Austin PC. Pharm Stat. 2011; 10(2):150-61.

• Estimating multilevel logistic regression models when the number of clusters is low: a comparison of different statistical software procedures

  Austin PC. Int J Biostat. 2010; 6(1):16.

• Comparison of cardiovascular risk profiles among ethnic groups using population health surveys between 1996 and 2007

  Chiu M, Austin PC, Manuel DG, Tu JV. CMAJ. 2010; 182(8):E301-10. Epub 2010 Apr 19.

• Logistic regression had superior performance compared with regression trees for predicting in-hospital mortality in patients hospitalized with heart failure

  Austin PC, Tu JV, Lee DS. J Clin Epidemiol. 2010; 63(10):1145-55. Epub 2010 Mar 21.

• Bundle branch block patterns and long-term outcomes in heart failure

  Abdel-Qadir HM, Tu JV, Austin PC, Wang JT, Lee DS. Int J Cardiol. 2011; 146(2):213-8. Epub 2010 Mar 3.

• Derivation and validation of an index to predict early death or unplanned readmission after discharge from hospital to the community

  van Walraven C, Dhalla IA, Bell C, Etchells E, Stiell IG, Zarnke K, Austin PC, Forster AJ. CMAJ. 2010; 182(6):551-7. Epub 2010 Mar 1.

• Secular trends in acute coronary syndrome hospitalization from 1994 to 2005

  Ko DT, Newman AM, Alter DA, Austin PC, Chiu M, Cox JL, Goodman SG, Tu JV; Canadian Cardiovascular Outcomes Research Team. Can J Cardiol. 2010; 26(3):129-34.

• Evaluation of early complications related to de novo cardioverter defibrillator implantation: insights from the Ontario ICD database

  Lee DS, Krahn AD, Healey JS, Birnie D, Crystal E, Dorian P, Simpson CS, Khaykin Y, Cameron D, Janmohamed A, Yee R, Austin PC, Chen Z, Hardy J, Tu JV; Investigators of the Ontario ICD Database. J Am Coll Cardiol. 2010; 55(8):774-82.

• A data-generation process for data with specified risk differences or numbers needed to treat

  Austin PC. Commun Stat Simul Comput. 2010; 39(3):563-77. Epub 2010 Feb 19.

• Selective serotonin reuptake inhibitors and breast cancer mortality in women receiving tamoxifen: a population based cohort study

  Kelly CM, Juurlink DN, Gomes T, Duong-Hua M, Pritchard KI, Austin PC, Paszat LF. BMJ. 2010; 340:c693.

• Non-invasive cardiac stress testing before elective major non-cardiac surgery: population based cohort study

  Wijeysundera DN, Beattie WS, Austin PC, Hux JE, Laupacis A. BMJ. 2010; 340:b5526.

• Early deaths in heart failure patients discharged from the emergency department: a population-based analysis

  Lee DS, Schull MJ, Alter DA, Austin PC, Laupacis A, Chong A, Tu JV, Stukel TA. Circ Heart Fail. 2010; 3(2):228-35. Epub 2010 Jan 27.

• The performance of different propensity-score methods for estimating differences in proportions (risk differences or absolute risk reductions) in observational studies

  Austin PC. Stat Med. 2010; 29(20):2137-48. Epub 2010 Jan 27.

• Income-related differences in mortality among people with diabetes mellitus

  Lipscombe LL, Austin PC, Manuel DG, Shah BR, Hux JE, Booth GL. CMAJ. 2010; 182(1):E1-17. Epub 2009 Dec 21.

• Development of an algorithm to identify preoperative medical consultations using administrative data

  Wijeysundera DN, Austin PC, Hux JE, Beattie WS, Buckley DN, Laupacis A. Med Care. 2009; 47(12):1258-64.

• Effectiveness of public report cards for improving the quality of cardiac care: the EFFECT study: a randomized trial

  Tu JV, Donovan LR, Lee DS, Wang JT, Austin PC, Alter DA, Ko DT. JAMA. 2009; 302(21):2330-7. Epub 2009 Nov 18.

• Balance diagnostics for comparing the distribution of baseline covariates between treatment groups in propensity-score matched samples

  Austin PC. Stat Med. 2009; 28(25):3083-107.

• Shunt-dependent hydrocephalus after aneurysmal subarachnoid hemorrhage: incidence, predictors, and revision rates

  O'Kelly CJ, Kulkarni AV, Austin PC, Urbach D, Wallace MC. J Neurosurg. 2009; 111(5):1029-35.

• The impact of therapeutic modality on outcomes following repair of ruptured intracranial aneurysms: an administrative data analysis.

  O'Kelly CJ, Kulkarni AV, Austin PC, Wallace MC, Urbach D. J Neurosurg. 2010; 113(4):795-801. Epub 2009 Oct 23.

• Association of blood pressure at hospital discharge with mortality in patients diagnosed with heart failure

  Lee DS, Ghosh N, Floras JS, Newton GE, Austin PC, Wang X, Liu PP, Stukel TA, Tu JV. Circ Heart Fail. 2009; 2(6):616-23. Epub 2009 Sep 24.

• Covariate balance in a Bayesian propensity score analysis of beta blocker therapy in heart failure patients

  McCandless LC, Gustafson P, Austin PC, Levy AR. Epidemiol Perspect Innov. 2009; 6:5.

• A substantial and confusing variation exists in handling of baseline covariates in randomized controlled trials: a review of trials published in leading medical journals

  Austin PC, Manca A, Zwarenstein M, Juurlink DN, Stanbrook MB. J Clin Epidemiol. 2010; 63(2):142-53. Epub 2009 Aug 27.

• Patterns of use of thienopyridine therapy after percutaneous coronary interventions with drug-eluting stents and bare-metal stents

  Ko DT, Chiu M, Guo H, Austin PC, Marquis JF, Tu JV. Ann Heart J. 2009; 158(4):592-8.e1. Epub 2009 Aug 22.

• Adverse cardiovascular events during treatment with pioglitazone and rosiglitazone: a population-based cohort study

  Juurlink DN, Gomes T, Lipscombe LL, Austin PC, Hux JE, Mamdani MM. BMJ. 2009; 339:b2942.

• Longer wait times increase overall mortality in patients with bladder cancer

  Kulkarni GS, Urbach DR, Austin PC, Fleshner NE, Laupacis A. J Urol. 2009; 182(4):1318-24. Epub 2009 Aug 14.

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