yes, that will work. It will be a bit conservative (that is, if the overall brain is shrinking then you will underestimate the true effects) On Wed, 2 May 2007, hankee wrote:
hi, Now I use the parahippocampal gyrus gray matter volume to divide the total gray matter volume,after that I use the ratio to do the statistics. I think though this procedure can adjust the head size for individual subjects. Am I riht? or I can do like this way?
Bests hankee
hankee£¬duhanjian@sohu.com 2007-04-29