Table 1 Meta-analysis prevalence of hepatitis E virus infection in the global population of pregnant women
| Â | Prevalence (95% confidence intervals) | 95% prediction intervals | N Studies | N Participants | Heterogeneity | p Egger test | p difference | ||
|---|---|---|---|---|---|---|---|---|---|
H (95% confidence intervals) | I2 (95% confidence intervals) | p | |||||||
Symptomatic | 49.6 (42.6–56.7) | 13.6–85.9 | 32 | 3696 | 4.2 (3.7–4.6) | 94.2 (92.7–95.4) | <  0.0001 | 0.739 | <  0.0001 |
Asymptomatic | 3.4 (1.2–6.4) | 0.0–24.3 | 19 | 7967 | 6.1 (5.4–6.8) | 97.3 (96.6–97.9) | <  0.0001 | 0.633 |  |
By HDI | |||||||||
 Asymptomatic | |||||||||
  Low and medium HDI | 5.0 (0.8–11.9) | 0.0–41.6 | 9 | 3678 | 7.3 (6.2–8.5) | 98.1 (97.4–98.6) | <  0.0001 | 0.551 | 0.410 |
  High and very high HDI | 2.6 (0.6–5.5) | 0.0–19.6 | 12 | 5781 | 5.4 (4.6–6.4) | 96.6 (95.3–97.5) | <  0.0001 | 0.473 |  |
Symptomatic | |||||||||
  Low and medium HDI | 49.6 (42.6–56.7) | 13.6–85.9 | 32 | 3696 | 4.2 (3.7–4.6) | 94.2 (92.7–95.4) | <  0.0001 | 0.739 | NA |
  High and very high HDI | – | – | 0 | – | – | – | – | – |  |