Effect of quantitative consciousness index on seizure parameters during electroconvulsive therapy in patients with major depressive disorder

Figure 1 Comparison of clinical effects of electroconvulsive therapy among three groups of patients (n = 24). A: Comparison of 24-item Hamilton Depression Rating Scale score changes before and after electroconvulsive therapy (ECT) among three groups of patients (P = 0.188); B: Comparison of Zung’s Self-rating Depression Scale score changes before and after ECT among three groups of patients (P = 0.214); C: Comparison of Montreal Cognitive Assessment score changes before and after ECT among three groups of patients (P = 0.920). ECT: Electroconvulsive therapy; HAM-D: Hamilton Depression Rating Scale; SDS: Zung’s Self-rating Depression Scale; MoCA: Montreal Cognitive Assessment.