Dear all, I have a question regarding the output of the coxph function. What does the 'max possible' exactly mean in the output below? Many thanks.
coef exp(coef) se(coef) robust se z Pr(>|z|) smocc_zyban -0.4384 0.6451 0.8667 0.9473 -0.463 0.644 self 1.1857 3.2728 0.1405 0.1443 8.216 2.22e-16 *** smocc_zyban:self 0.1423 1.1529 0.2201 0.2382 0.598 0.550 --- Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1 exp(coef) exp(-coef) lower .95 upper .95 smocc_zyban 0.6451 1.5502 0.1008 4.130 self 3.2728 0.3055 2.4666 4.343 smocc_zyban:self 1.1529 0.8673 0.7229 1.839 Rsquare= 0.116 (max possible= 0.821 ) Likelihood ratio test= 137 on 3 df, p=0 Wald test = 114.3 on 3 df, p=0 Score (logrank) test = 141.3 on 3 df, p=0, Robust = 70.98 p=2.665e-15 -- View this message in context: http://r.789695.n4.nabble.com/max-possible-rsquare-tp3664925p3664925.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.