General linear model was applied to perform a Multivariate Analysis of Variance (MANOVA) in order to investigate differences between groups, gender and in the interaction between group and gender on different clinical measures. For categorical variables,Chi-Square testswereused.Atwo-sidedsignificancelevelof5%wasadopted foralltests.AllanalyseswereconductedusingtheStatistical PackageforSocialScience (SPSS) 17.0.