Table 2 Subgroup analysis of primary/secondary infertility by year of studies
From: Primary and secondary infertility in Africa: systematic review with meta-analysis
| Â | Number of studies | Pooled proportion (95% CI) | Heterogeneity (I2, p-value) | |
|---|---|---|---|---|
Year of studies (PI) | Before 2000 | 3 | 36.75 (11.08–62.45) | 96.7%, p < 0.001 |
2000–2004 | 2 | 51.88 (26.4-77.36) | 98.8%, p < 0.001 | |
2005–2009 | 5 | 50.08 (33.34–66.83) | 98.4%, p < 0.001 | |
2010–2014 | 4 | 47.28 (24.2-70.36) | 98.2%, p < 0.001 | |
2015–2019 | 6 | 57.26 (43.45–71.06) | 98.7%, p < 0.001 | |
Year of studies (SI) | Before 2000 | 3 | 63.25 (37.55–88.94) | 96.7%, p < 0.001 |
2000–2004 | 2 | 48.12 (22.64–73.6) | 98.8%, p < 0.001 | |
2005–2009 | 5 | 49.92 (32.96–66.88) | 98.5%, p < 0.001 | |
2010–2014 | 4 | 52.97 (30.58–75.36) | 98.1%, p < 0.001 | |
2015–2019 | 6 | 41.55 (28.92–54.19) | 98.4%, p < 0.001 | |