Re: [R] Impact of multiple imputation on correlations

2011-08-01 Thread Joshua Wiley
Hi Tina, That is quite a bit of missingness, especially considering the sample size is not large to begin with. This would make me treat *any* result cautiously. That said, if you have a reasonable idea what the mechanism causing the missingness is or if from additional variables in your study,

[R] Impact of multiple imputation on correlations

2011-08-01 Thread lifty . gere
Dear all, I have been attempting to use multiple imputation (MI) to handle missing data in my study. I use the mice package in R for this. The deeper I get into this process, the more I realize I first need to understand some basic concepts which I hope you can help me with. For example, let u