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. 2022 Oct 3;26(1):53–60. doi: 10.1093/ijnp/pyac070

Table 3.

HAMD Remission Rates for the 3 Latent Trajectories in MDD Patients Receiving ECT Treatment

Time points Total sample Non-remit Rapid response Slow response
n n n n χ² P
Week 1 44 (18.49%) 0 (0%) 8 (20%) 36 (19.89%) 4.15 .125
Week 2 142 (61.47%) 0 (0%) 21 (56.76%) 121 (68.36%) 31.02 <.001
Week 3 171 (85.93%) 2 (12.5%) 32 (100%) 137 (90.73%) 79.47 <.001
Week 4 97 (93.27%) 8 (61.54%) 16 (100%) 73 (97.33%) 23.98 <.001