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xlev
2008 Jan 08
1
Problem in anova with coxph object
...vival)
> data(colon)
> colondeath = colon[colon$etype==2, ]
> m = coxph(Surv(time, status) ~ rx + sex + age + perfor, data=colondeath)
> m
Call:
coxph(formula = Surv(time, status) ~ rx + sex + age + perfor,
data = colondeath)
coef exp(coef) se(coef) z p
rxLev -0.028895 0.972 0.11037 -0.262 0.7900
rxLev+5FU -0.374286 0.688 0.11885 -3.149 0.0016
sex -0.000754 0.999 0.09431 -0.008 0.9900
age 0.002442 1.002 0.00405 0.603 0.5500
perfor 0.155695 1.168 0.26286 0.592 0.5500
Likelihood ratio test=12.8 on 5 df, p=...