search for: autocorr1

...el without the time-dependent covariate it's converge. I'd like knowing if it's a statistical problem due to the model formula or if it could be a problem related to my data. Thanks a lot Emanuela Rossi > fit_19_1<-coxph(Surv(DATA_INI1,DATA_FIN1,EVENT1)~ V1+V2+alt1+alt2+strata(autocorr1)+cap1+SP+SP2+SP3+SP3:log(DATA_FIN1)+D1500+D3000+D4500+frailty.gaussian(ID),data=SURV1) Warning messages: 1: Inner loop failed to coverge for iterations 1 3 in: coxpenal.fit(X, Y, strats, offset, init = init, control, weights = weights, 2: longer object length is not a multiple of shorte...