The Influence of Melatonin on Sleep Quality After Laparoscopic Cholecystectomy: A Meta-Analysis of Randomized Controlled Trials.

The efficacy of melatonin to improve sleep quality after laparoscopic cholecystectomy remains controversial. We conduct a systematic review and meta-analysis to explore the influence of melatonin intervention versus placebo on sleep quality after laparoscopic cholecystectomy.