Repeated measures ANOVA indicated that neither HIGH [ mean difference = -0.9 ; 95 % confidence interval ( CI ) , +0.0 to -1.8 ; P = 0.061 ] nor COMB ( mean difference = -0.4 ; 95 % CI , +0.5 to -1.3 ; P = 0.36 ) was superior to STAN for managing depressive symptoms .