Thanks, that solved it! I could see there were leading spaces in the dataset from the batch run. I got rid of them, and now it works 😊 ... View more

I think SAS should add alternative models for proportional hazards. We could open a ballot suggesting these other models:   - Aalen, O.O. 1989. A linear regression model for the analysis of life times. Statist. Med. 8: 907-925. - Lin, D. Y. and Ying, Z. (1994). Semiparametric analysis of the additive risk model. Biometrika 81, 61– 71. - J. Buckley, I. James, Linear regression with censored data, Biometrika 66 (1979) 429-436.       ... View more