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. 2020 Sep 1;2020(9):CD011216. doi: 10.1002/14651858.CD011216.pub2

Comparison 1. Acupuncture versus no treatment.

Outcome or subgroup title No. of studies No. of participants Statistical method Effect size
1.1 Abdominal pain up to 24 hours (VAS) 1   Mean Difference (IV, Fixed, 95% CI) Subtotals only
1.1.1 Up to 24 hours 1 50 Mean Difference (IV, Fixed, 95% CI) ‐0.82 [‐1.74, 0.10]
1.2 Back pain up to 24 hours (VAS) 1 50 Mean Difference (IV, Fixed, 95% CI) ‐0.88 [‐1.94, 0.18]
1.2.1 Up to 24 hours 1 50 Mean Difference (IV, Fixed, 95% CI) ‐0.88 [‐1.94, 0.18]