Categories | Number of studies | Total population | Pooled seroprevalence | 95% CI | I2 index (%) | Cochran Q test p-value |
---|---|---|---|---|---|---|
Study subjects | ||||||
General population | 10 | 18,433 | 3.11 | 2.05–4.38 | 92.14 |  < 0.001 |
Blood donors | 11 | 146,509 | 4.51 | 3.73–5.35 | 96.51 |  < 0.001 |
Pregnant women | 8 | 2899 | 3.95 | 2.67–5.46 | 71.86 |  < 0.001 |
Children | 2 | 310 | 2.11 | 0.68–4.16 | 0 | 0.59 |
Healthcare workers | 2 | 442 | 1.57 | 0.28–3.68 | 44.09 | 0.18 |
MSM | 2 | 485 | 5.19 | 0.00–18.25 | 94.81 |  < 0.001 |
Sex workers | 1 | 325 | 9.85 | 6.82–13.34 | NA | NA |
HIV patients | 1 | 232 | 7.76 | 4.63–11.59 | NA | NA |
Study setting* | ||||||
Urban | 25 | 156,420 | 4.02 | 3.40–4.68 | 95.44 |  < 0.001 |
Rural | 7 | 12,046 | 3.27 | 2.35–4.33 | 59.24 | 0.02 |
Decade of data collection* | ||||||
1990–2000 | 2 | 965 | 5.33 | 1.42–11.45 | 91.06 |  < 0.001 |
2000–2010 | 13 | 39,201 | 3.95 | 2.85–5.21 | 90.37 |  < 0.001 |
2010–2020 | 12 | 126,111 | 3.77 | 3.25–4.32 | 92.71 |  < 0.001 |