Fig. 4

Per-protocol analysis. Mean scores of HDRS-17 of completers by allocated intervention and observation time. HDRS-17 – 17-item Hamilton Depression Rating Scale, IPC – Interpersonal Counseling group, E-TAU – Enhanced Treatment as Usual group. Change overtime in between groups: Beta 2.68; p = 0.003; CI (95%) = 0.86 to 4.46. Change overtime within group: Beta −1.71; p = 0.001; CI (95%) = −2.69 to −0.73