Low-dose ketamine infusion for labor analgesia: A double-blind, randomized, placebo controlled clinical trial.

Saudi J Anaesth · 2014 · PMC3950455 · PMID 24665232

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a decreasing trendno p-value reported

Results: The pain score showed a decreasing trend in the ketamine group and after the 1 st h more than 60% of women in the ketamine group had pain relief, which was statistically significant.

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