No difference was observed between the groups treated with the higher dose or the lower dose of simvastatin in the incidence of delayed ischemic deficits ( @ % versus @ % ; odds ratio , @ ; @ % confidence interval , @-@ @ ; P = @ ) or in the rate of favorable outcomes ( modified Rankin Scale score , @-@ ) at @ months ( @ % versus @ % ; odds ratio , @ ; @ % confidence interval , @-@ @ ; P = @ ) .