Table 5 Results of sensitivity analyses
Population | Number of studies | Pooled estimate of prevalence (%, 95% CI) | Heterogeneity (%) |
|---|---|---|---|
High quality studies only | 57 | 21.5 (17.3–25.7) | 99.90 |
Studies with > 500 women only | 36 | 17.1 (12.0–22.2) | 99.98 |
Study population generalizable to the target population | 76 | 22.6 (18.8–26.4) | 99.97 |