The use of propofol as a sedative agent in gastrointestinal endoscopy: a meta-analysis.

PLoS One · 2013 · PMC3540096 · PMID 23308191

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showed a trendno p-value reported

Although all of them showed a trend toward more amnesia in the propofol group, the pooled mean difference between propofol and control groups was 1.26 (95% CI 0.35, 4.51), suggesting a statistically non-significant difference between the two groups.

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