Maintenance of treatment gains
SECONDARY, REMISSION
Participants were followed for 12 months after the 16 weeks of acute treatment to assess maintenance of treatment gains. However, the attrition rate was relatively high. At 6-month posttreatment, the attrition rate was 40.9% (Linear-mixed models of posttreatment follow-up data on HAMD scores revealed a significant group × time interaction (Analysis of secondary data revealed a significant group × time interaction for the PHQ-9 (Analysis of maintenance effects for response, remission, and relapse rates showed that rates of response among the three groups were significantly different at 1-month (χThe rates of remission among the three groups were significantly different at 6-month (χThe rates of relapse did not differ among the groups based on the ITT and PP analyses (data are shown in the online Supplementary materials).