Comparison 7. NSAIDs versus oral contraceptive pill (OCP).
| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 1 Menstrual blood loss (mL/cycle) | 1 | 26 | Mean Difference (IV, Fixed, 95% CI) | 25.25 [‐22.34, 72.84] |
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