Neither LY@ dose showed significant improvement compared to placebo on PANSS total in either population ( @-sided p-value -LSB- significance level -RSB- , overall : LY@ , p = @ -LSB- @ -RSB- ; LY@ , p = @ -LSB- @ -RSB- , subpopulation : LY@ , p = @ -LSB- @ -RSB- ; LY@ , p = @ -LSB- @ -RSB- , MMRM analysis ) .