search for: papworth

Displaying 1 result from an estimated 1 matches for "papworth".

2004 Nov 23
6
Weibull survival regression
...ut they always return the same error msgs. I realise that the former 2 are AFT survival models, but even when I convert the object with pphsm() in the Design package, I get the same errors. Please can anyone enlighten me as to what I seem to be doing / understanding wrongly? Regards, Eric Lim Papworth Hospital Cambridge, UK futime status [1,] 0.40000000 1 [2,] 0.80000000 1 [3,] 7.10000000 1 [4,] 3.00000000 1 [5,] 0.63333333 1 [6,] 9.93333333 1 [7,] 0.50000000 1 [8,] 6.93333333 1 [9,] 23.33333333 1 [10,] 1.73333333...