Table 2.

Estimates of early improvement (after 1 week of ECT) for prediction of remission

% Early improvement	Sensitivity	Specificity	PPV	NPV	AUC
15	0.51	0.79	0.87	0.37	0.65
20	0.42	0.79	0.84	0.33	0.60
25	0.37	0.91	0.92	0.35	0.64
30	0.32	0.96	0.95	0.34	0.64

PPV, positive predictive value; NPV, negative predictive value; AUC, area under the curve.