Table 2.
A subgroup analysis of the 1 year prevalence of alcohol use disorder among HIV AIDS patients on ART in Africa with its 95% confidence interval
| Subgroup | Number of studies | Estimates | Heterogeneity | ||||
|---|---|---|---|---|---|---|---|
| Prevalence (%) | 95% CI | I2 | Q (DF) | P-value | |||
| Country | Ethiopia | 5 | 23.36 | 17.53, 31.19 | 98.6% | 195.17(4) | P < 0.001 |
| Nigeria | 3 | 22.8 | 6.83, 38.77 | 99.5% | 2037.2(2) | P < 0.001 | |
| Uganda | 4 | 16.61 | 6.86, 26.36 | 99.8% | 2120 (3) | P < 0.001 | |
| South Africa | 4 | 28.77 | 10.39, 47.16 | 99. 2% | 1246.23(3) | P < 0.001 | |
| Kenya, Namibia & Zambia | 6 | 18.82 | 10.09, 27.54 | 97.8% | 123.2(5) | P < 0.001 | |
| Study design used | Cross-sectional | 18 | 22.25 | 17.13, 27.37 | 98.8% | 921.57(17) | P < 0.001 |
| Cohort | 4 | 21.02 | 9.26, 32.79 | 99.6% | 742.86 (3) | P < 0.001 | |
| Sample size studied | < 450 | 12 | 26.46 | 99.2% | 1242.12 (11) | P < 0.001 | |
| > 450 | 10 | 16.71 | 10.30, 23.12 | 98.5% | 735.25(9) | P < 0.001 | |
| Year of publication | Before 2011 | 3 | 13.47 | 0.20, 26.75 | 96.5% | 108.32(2) | P < 0.001 |
| 2011–2015 | 8 | 24.93 | 15.10, 34.77 | 97.9% | 135.8(7) | P < 0.001 | |
| After 2015 | 11 | 22.88 | 17.71, 28.25 | 99.8% | 2120 (10) | P < 0.001 | |
Key; DF Degree of Freedom, CI Confidence Interval