Table 1 Characteristics of included studies in meta-analysis of prevalence of operative vaginal delivery, indications and fetal outcome in sub-Saharan Africa
No | Author | Study year | Country | Study area | Study design | Sampling technique | Sample size | Prevalence | Prevalence of OVD | Quality | |
|---|---|---|---|---|---|---|---|---|---|---|---|
Vacuum | Forceps | ||||||||||
1 | Aman Yesuf et al. [5] | 2016 | Ethiopia | Arbamich | Cross-sectional | Consecutive | 208 | – | – | – | Low risk |
2 | Shaka et al. [23] | 2019 | Ethiopia | Dilla | Cross-sectional | Consecutive | 2,613 | 8.66% | 5.09% | 3.51% | Low risk |
3 | E Nkwabong et al. [24] | 2011 | Cameroon | Yaoundé | Cross-sectional | Consecutive | 3,623 | 2.30% | 1.42% | 0.883% | Low risk |
4 | Shimeles Biru et al. [25] | 2019 | Ethiopia | Bahridar | Cross-sectional | Consecutive | 406 | – | – | – | Low risk |
5 | Opoku [26] | 2006 | Ghana | Komfo Anokye | Cross-sectional | Consecutive | 11,122 | – | 3.10% | – | Low risk |
6 | Hubena et al. [27] | 2017 | Ethiopia | Jima | Cross-sectional | Consecutive | 2,348 | 10.3% | – | – | Low risk |
7 | Abegizer et al. [28] | 2015 | Ethiopia | Mettu | Cross-sectional | Consecutive | 3,346 | 29.4% | 21.7% | 1.3% | Low risk |
8 | Egbodo et al.[29] | 2018 | Nigeria | Nasarawa State | Cross-sectional | Consecutive | 7,503 | 0,56% | 0.53% | 0.03% | Low risk |
9 | Daru et al.[30] | 2018 | Nigeria | Jos | Cross-sectional | Consecutive | 16,614 | 0.40% | – | – | Low risk |
10 | Kadas et al. [31] | 2011 | Nigeria | Bauchi | Cross-sectional | Consecutive | 19,412 | 0.69% | 0.54% | 0.15% | Low risk |
11 | Yakasai et al. [32] | 2015 | Nigeria | Kano | Cross-sectional | Consecutive | 22,680 | – | 0.9% | – | Low risk |
12 | Vale´rie Briand et al. [33] | 2012 | Senegal and Mali | – | Cross-sectional | Consecutive | 78,166 | 12.50% | – | – | Low risk |
13 | Weldamanuel et al. [34] | 2020 | Ethiopia | Tigray | Cross-sectional | Consecutive | 326 | – | – | – | Low risk |
14 | Shiferaw and Toma [35] | 2017 | Ethiopia | Mizan | Cross sectional | Systematic | 1854 | – | 11.25% | – | Low risk |
15 | Gebre and Hailu [36] | 2017 | Ethiopia | Tigiray | Cross sectional | Consecutive | 357 | – | – | – | Low risk |
16 | Adaji [37] | 2009 | Nigeria | Zaria | Cross sectional | Consecutive | 7,327 | 3.6% | – | – | Low risk |
17 | Abebaw and Kebede [38] | 2021 | Ethiopia | Addis Ababa | Cross sectional | Consecutive | 12,995 | 11.9% | 4.86% | 7.04% | Low risk |