search for: dumcomorb25_i

Displaying 1 result from an estimated 1 matches for "dumcomorb25_i".

2007 Sep 26
1
using transcan for imputation, categorical variable
...lues are imputed that were originally not in the dataset. So, a variable with 2 values (severe weight loss or no/limited weight loss) for example coded 0 and 1, shows 3 different values after imputation (0, 1 and 2). I have tried two options: impfile <- transcan (~age + factor(dumgend) +factor(dumcomorb25_i) + factor(dumwght) + factor(dumsmok) I(lngtvextra) + eqd2t_i + factor(chemo)+ factor(stage),data=surv.df, imputed=TRUE ) and this one (with categorical="dumwght") impfile <- transcan (~age + factor(dumgend) +factor(dumcomorb25_i) + factor(dumwght) + factor(dumsmok) I(lngtvextra) + eq...