Re: [R] Missing Data in Stepwise selection of Logistic regression

2012-02-24 Thread Michael Dewey
At 07:02 24/02/2012, Kawthar Alajmi wrote: Hi all, I am running Stepwise logistic regression and i have : 1- Multiple covatiates included in each model (No missing data) So there is no missing data on any covariate? 2- Genotype data (SNPs) about 500,000 . I partitioned the data to multiple

[R] Missing Data in Stepwise selection of Logistic regression

2012-02-23 Thread Kawthar Alajmi
Hi all, I am running Stepwise logistic regression and i have : 1- Multiple covatiates included in each model (No missing data) 2- Genotype data (SNPs) about 500,000 . I partitioned the data to multiple files (there are missing data) I run the step by including all the covariates and one SNP at