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Systematic review compares time-to-relapse in treatments ECT and ketamine, suggesting need for further research.
There is currently a lack of studies within our inclusion criteria that directly compare time-to-relapse after ECT and ketamine, preventing formal statistical analysis. More high-quality, large-scale RCTs directly comparing these treatment modalities with longer follow-up times are needed.
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Chang et al. (2026) studied this question.
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