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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 1 Machine usage (hours/night) | 1 | Mean Difference (Fixed, 95% CI) | Totals not selected | |
| 2 Number of participants who used CPAP therapy > 4 hours per night | 1 | Odds Ratio (M‐H, Fixed, 95% CI) | Totals not selected | |
| 3 Quality of life (Functional Outcomes of Sleep Questionnaire) | 1 | Mean Difference (IV, Fixed, 95% CI) | Totals not selected |
