26 proc phreg data alport class group model

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Unformatted text preview: pr_cr group / risklimits ties=efron; if (surv_days < 60) then pr_cr=log_pr2; else if (surv_days < 120) then pr_cr=log_pr4; else pr_cr=log_pr6; 27 Analysis of Maximum Likelihood Estimates Parameter pr_cr group French DF 1 1 Parameter Estimate -0.30267 -1.98379 Standard Error 0.31149 0.64142 Chi-Square 0.9442 9.5653 Pr > ChiSq 0.3312 0.0020 Analysis of Maximum Likelihood Estimates Parameter pr_cr group French Hazard Ratio 0.739 0.138 95% Hazard Ratio Confidence Limits 0.401 1.360 0.039 0.484 Variable Label group French Is pr_cr (urine protein, a measure of kidney function) associated with survival time? 28...
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This note was uploaded on 11/21/2011 for the course PUBH 6470 taught by Professor Williamthomas during the Fall '11 term at University of Florida.

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