<qa>  What is the aripiprazole treatment that will induce improvements in total bodyWe hypothesize that switching to aripiprazole treatment will induce improvements in total body adiposity, inflammation e.g., high sensitivity C-reactive protein hsCRP, glucose metabolism e.g., insulin sensitivity and lipid metabolism e.g., fasting plasma triglyceride, in comparison to chronic pretreatment with olanzapine, risperidone and quetiapine. 