Table 1 Description of the included studies
From: Primary and secondary infertility in Africa: systematic review with meta-analysis
No | Name of Authors | Year of Publication | Study done | Type of study | SS (n) | PI (%) | SI (%) | MF (n) | FF (n) | CF (n) | UF (n) | Study region |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | Benbella et al. [18] | 2018 | Morocco | Case series | 1265 | 77 | 23 | NR | NR | NR | NR | North Africa |
2 | Nwajiaku et al. [19] | 2012 | Nigeria | Cross-sectional | 204 | 41 | 59 | 25 | 45 | 20 | 10 | West Africa |
3 | Gyasi-Sarpong et al. [20] | 2017 | Ghana | Cross-sectional | 110 | 58 | 42 | 15 | 85 | NR | NR | West Africa |
4 | Sule et al. [21] | 2008 | Nigeria | Case study | 200 | 23 | 78 | 6.5 | 93.5 | NR | NR | West Africa |
5 | Anyanwu & Idoko [22] | 2017 | Gambia | Cross-sectional | 328 | 34 | 59 | 9 | NR | NR | 10 | West Africa |
6 | Dattijo et al. [23] | 2016 | Nigeria | Cross-sectional | 406 | 38 | 62 | 11 | 67 | 10 | 12 | West Africa |
7 | Larsen [24] | 2006 | Tanzania | Cross-sectional | 178a | 37 | 63 | 9 | 66 | 13 | 12 | East Africa |
8 | Ikechebelu et al. [25] | 2003 | Nigeria | Cross-sectional | 314 | 65 | 35 | 42 | 26 | 21 | 11 | West Africa |
9 | Elhussein et al. [26] | 2019 | Sudan | Cross-sectional | 800 | 69 | 31 | 36 | 43 | 18 | 3 | North Africa |
10 | Benksim et al. [27] | 2018 | Morocco | Cross-sectional | 619 | 67 | 33 | NR | NR | NR | NR | North Africa |
11 | Abdella [28] | 2011 | Sudan | Cohort | 200 | 80 | 21 | 20 | 38 | 31 | 11 | North Africa |
12 | Inhorn & Buss [8] | 1994 | Ejypt | Case control | 100b | 56 | 44 | 46 | 82 | NR | 6 | North Africa |
13 | Panti & Sununu [29] | 2014 | Nigeria | Cross-sectional | 198 | 33 | 67 | 20 | 43 | 17 | 21 | West Africa |
14 | Obuna et al. [30] | 2012 | Nigeria | Cross-sectional | 266 | 35 | 65 | 23 | 35 | 24 | 18 | West Africa |
15 | Ekwere et al. [31] | 2007 | Nigeria | Cross-sectional | 750 | 48 | 51 | 30 | 58 | 12 | NR | West Africa |
16 | Chigumadzi et al. [5] | 1998 | South Africa | Cross-sectional | 100 | 40 | 60 | NR | NR | NR | 3 | Southern Africa |
17 | Kitilla [32] | 2000 | Ethiopia | Cross-sectional | 2503 | 39 | 61 | NR | NR | NR | NR | East Africa |
18 | Hailemariam [33] | 1999 | Ethiopia | Cross-sectional | 171 | 15 | 85 | NR | NR | NR | NR | East Africa |
19 | Mokhtar et al. [34] | 2006 | Ejypt | Case control | 215 | 80 | 20 | NR | NR | NR | NR | North Africa |
20 | Eric et al. [35] | 2016 | Burkina Faso | Cross-sectional | 93 | NR | NR | 35 | 43 | 22 | NR | West Africa |
21 | Dhont et al. [36] | 2011 | Rwanda | Cohort | 224 | NR | NR | NR | 31 | 50 | 3 | East Africa |