Subgroup | Number of studies | Estimates | Heterogeneity | |||
---|---|---|---|---|---|---|
Prevalence (%) | 95% CI | I2 | Q(DF) | P-value | ||
Study setting | ||||||
 North western Ethiopia (Amhara region) | 5 | 31.16 | 17.43, 44.89 | 96.2% | 185.27 (4) | P < 0.001 |
 South western Ethiopia(Oromia region) | 3 | 59.43 | 42.44, 76.42 | 99.5% | 403.2 (2) | P < 0.001 |
 Tigray region | 3 | 38.8 | 14.66, 62.94 | 94.8% | 212 (2) | P < 0.001 |
 Central Ethiopia(Addis Ababa) | 6 | 30.61 | 18.82, 42.41 | 92. 2% | 95.43 (5) | P < 0.001 |
 Southern Ethiopia | 4 | 29.25 | 11.45, 47.05 | 96% | 164.20 (3) | P < 0.001 |
Assessment tool used | ||||||
 PHQ-9 | 12 | 37.62 | 30.05, 45.17 | 98.8% | 521.45 (11) | P < 0.001 |
 HADS | 2 | 26.2 | 3.20, 55.60 | 94.6% | 453.21 (1) | P < 0.001 |
 CES-D | 3 | 32.37 | − 14.05, 78.79 | 96.4% | 496.32 (2) | P < 0.001 |
 BDI | 2 | 45.6 | 25.76, 66.54 | 92.6% | 243.40 (1) | P < 0.001 |
 Others* | 2 | 29.4 | 1.13, 55.77 | 98.6% | 502.65 (1) | P < 0.001 |
Sample size studied | ||||||
 ≤ 400 | 8 | 47.7 | 36.73, 58.57 | 99% | 232.21 (7) | P < 0.001 |
 > 400  | 13 | 28.5 | 20.21, 36.72 | 96.8% | 136.35 (12) | P < 0.001 |
Year of publication | ||||||
 After 2015 | 11 | 40 | 31.17, 48.89 | 96.6% | 221.22 (10) | P < 0.001 |
  2015 and before | 10 | 31.1 | 19.62, 42.56 | 98% | 311.37 (9) | P < 0.001 |