The number of subjects per variable required in linear regression analyses
نویسندگان
چکیده
منابع مشابه
The number of subjects per variable required in linear regression analyses.
OBJECTIVES To determine the number of independent variables that can be included in a linear regression model. STUDY DESIGN AND SETTING We used a series of Monte Carlo simulations to examine the impact of the number of subjects per variable (SPV) on the accuracy of estimated regression coefficients and standard errors, on the empirical coverage of estimated confidence intervals, and on the ac...
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ژورنال
عنوان ژورنال: Journal of Clinical Epidemiology
سال: 2015
ISSN: 0895-4356
DOI: 10.1016/j.jclinepi.2014.12.014