Analyses were performed for post treatment and follow up assessment. Intention to analysis was employed by using the last observation carried forward. In addition,we conducted a completer analysis for all patient who completed their psychotherapy as expected. For the primary outcome measure specified a priori, alpha was not adjusted. For this scale, a two tailed alpha level of 0.05 was used in statistical tests. For the secondary outcome measures, alpha was set to 0.01 in order to protect against type 1 error inflation