Table 2.
Sub group analysis which describes pooled prevalence of LBW among women who had PIH with different study characteristics in Ethiopia: 2005–2020
| Subgroup | No of studies | prevalence (95%CI) | Heterogeneity statistics | I2 | p-value | |
|---|---|---|---|---|---|---|
| Region | Amhara | 8 | 39.64 (26,52) | 197.34 | 96.5 | < 0.001 |
| AA | 4 | 48.56 (39,57) | 17.99 | 83.3 | < 0.001 | |
| SNNPR | 6 | 39.74 (22,56) | 192.71 | 97.4 | < 0.001 | |
| Oromo | 4 | 30.58 (23,37) | 13.29 | 77.4 | 0.004 | |
| Others | 2 | 41.41 (33,48) | 2.08 | 52 | 0.149 | |
| Publication year | Before 2016 | 9 | 43.38 (33,52) | 125.6 | 93.6 | < 0.001 |
| 2016 & above | 14 | 36.95 (28,45) | 314.13 | 95.9 | < 0.001 | |
| Un-published | 1 | 49 (39,54) | 0.0 | – | – | |
| Study design | Cross sectional | 15 | 35.44 (27,43) | 319.85 | 95.5 | < 0.001 |
| Cohort | 5 | 42.59 (32,52) | 40.59 | 90.1 | < 0.001 | |
| Case control | 4 | 52.51 (44,60) | 11.35 | 73.6 | 0.010 | |
| Sampling technique | Consecutive | 16 | 37.60 (29,45) | 336.15 | 94.6 | < 0.001 |
| Systematic sampling | 6 | 44.29 (33,53) | 67.56 | 92.6 | < 0.001 | |
| Simple random | 2 | 43.70 (7,80) | 50.95 | 98 | < 0.001 | |
| Type of hypertension | PIH | 16 | 39.03 (32,45) | 434.68 | 95.4 | < 0.001 |
| Eclampsia | 3 | 45 (26,63) | 39.06 | 94.9 | < 0.001 |