The SAS System 1 The PHREG Procedure Model Information Data Set WORK.A Dependent Variable survtime Censoring Variable delta Censoring Value(s) 0 Ties Handling BRESLOW Number of Observations Read 103 Number of Observations Used 103 Summary of the Number of Event and Censored Values Percent Total Event Censored Censored 103 75 28 27.18 Convergence Status Convergence criterion (GCONV=1E-8) satisfied. Model Fit Statistics Without With Criterion Covariates Covariates -2 LOG L 596.651 596.625 AIC 596.651 598.625 SBC 596.651 600.942 Testing Global Null Hypothesis: BETA=0 Test Chi-Square DF Pr > ChiSq Likelihood Ratio 0.0264 1 0.8709 Score 0.0263 1 0.8711 Wald 0.0261 1 0.8716 Analysis of Maximum Likelihood Estimates Parameter Standard Hazard Parameter DF Estimate Error Chi-Square Pr > ChiSq Ratio xtrans 1 0.04737 0.29309 0.0261 0.8716 1.049 The SAS System 2 The PHREG Procedure Model Information Data Set WORK.A Dependent Variable survtime Censoring Variable delta Censoring Value(s) 0 Ties Handling BRESLOW Number of Observations Read 103 Number of Observations Used 103 Summary of the Number of Event and Censored Values Percent Total Event Censored Censored 103 75 28 27.18 Convergence Status Convergence criterion (GCONV=1E-8) satisfied. Model Fit Statistics Without With Criterion Covariates Covariates -2 LOG L 596.651 570.925 AIC 596.651 572.925 SBC 596.651 575.243 Testing Global Null Hypothesis: BETA=0 Test Chi-Square DF Pr > ChiSq Likelihood Ratio 25.7260 1 <.0001 Score 33.0152 1 <.0001 Wald 29.1885 1 <.0001 Analysis of Maximum Likelihood Estimates Parameter Standard Hazard Parameter DF Estimate Error Chi-Square Pr > ChiSq Ratio trans 1 -1.31835 0.24402 29.1885 <.0001 0.268