Ketamine for the acute treatment of severe suicidal ideation: double blind, randomised placebo controlled trial.

BMJ · 2022 · PMC8808464 · PMID 35110300

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did not quite reach significanceno p-value reported

A strong effect of ketamine versus placebo was found in the group with bipolar disorder, whereas the effect was moderate and did not quite reach significance in the group with “other psychiatric disorders,” and was non-significant in major depressive disorders.

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