Regression trees for predicting mortality in patients with cardiovascular disease: What improvement is achieved by using ensemble-based methods?
Austin PC, Lee DS, Steyerberg EW, Tu JV. Biom J. 2012; 54(5):657-73. Epub 2012 Jul 6.
Publications
Generating survival times to simulate Cox proportional hazards models with time-varying covariates
Austin PC. Stat Med. 2012; 31(29):3946-58. Epub 2012 Jul 4.
A protocol for the secure linking of registries for HPV surveillance
El Emam K, Samet S, Hu J, Peyton L, Earle C, Jayaraman GC, Wong T, Kantarcioglu M, Dankar F, Essex A. PLoS One. 2012; 7(7):e39915. Epub 2012 Jul 2.
Clinical evidence, practice guidelines, and beta-blocker utilization before major noncardiac surgery
Wijeysundera DN, Mamdani M, Laupacis A, Fleisher LA, Beattie WS, Johnson SR, Kolstad J, Neuman MD. Circ Cardiovasc Qual Outcomes. 2012; 5(4):558-65. Epub 2012 Jun 26.
Radial artery and saphenous vein patency more than 5 years after coronary artery bypass surgery: results from RAPS (Radial Artery Patency Study)
Deb S, Cohen EA, Singh SK, Une D, Laupacis A, Fremes SE; RAPS Investigators. J Am Coll Cardiol. 2012; 60(1):28-35. Epub 2012 Jun 25.
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.
Interpreting the concordance statistic of a logistic regression model: relation to the variance and odds ratio of a continuous explanatory variable
Austin PC, Steyerberg EW. BMC Med Res Methodol. 2012; 12:82. Epub 2012 Jun 20.
Impact of gastroenterologist care on health outcomes of hospitalised ulcerative colitis patients
Murthy SK, Steinhart AH, Tinmouth J, Austin PC, Nguyen GC. Gut. 2012; 61(10):1410-6. Epub 2012 Jun 8.
Prediction of heart failure mortality in emergent care: a cohort study
Lee DS, Stitt A, Austin PC, Stukel TA, Schull MJ, Chong A, Newton GE, Lee JS, Tu JV. Ann Intern Med. 2012; 56(11):767-75. Epub Jun 5 2012.
Does ED crowding decrease the number of procedures a physician in training performs? A prospective observational study
Atzema CL, Stefan RA, Saskin R, Michlik G, Austin PC. Am J Emerg Med. 2012; 30(9):1743-8. Epub 2012 Jun 4.