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      The number of subjects per variable required in linear regression analyses.

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          Abstract

          To determine the number of independent variables that can be included in a linear regression model.

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          Author and article information

          Journal
          J Clin Epidemiol
          Journal of clinical epidemiology
          1878-5921
          0895-4356
          Jun 2015
          : 68
          : 6
          Affiliations
          [1 ] Institute for Clinical Evaluative Sciences, G1 06, 2075 Bayview Avenue, Toronto, Ontario, Canada M4N 3M5; Institute of Health Policy, Management and Evaluation, University of Toronto, 155 College Street, Suite 425 Toronto, ON M5T 3M6, Canada; Schulich Heart Research Program, Sunnybrook Research Institute, 2075 Bayview Avenue, Toronto, ON M4N 3M5, Canada. Electronic address: peter.austin@ices.on.ca.
          [2 ] Department of Public Health, Erasmus MC-University Medical Center Rotterdam, 's-Gravendijkwal 230 3015 CE, Rotterdam, The Netherlands.
          Article
          S0895-4356(15)00014-1
          10.1016/j.jclinepi.2014.12.014
          25704724
          ccc28de0-8095-4d82-9a48-47c2eed24e25
          Copyright © 2015 The Authors. Published by Elsevier Inc. All rights reserved.
          History

          Bias,Explained variation,Linear regression,Monte Carlo simulations,Regression,Statistical methods

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