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Meta-regression analysis of the different study-level covariates to explain the sources of heterogeneity for meta-analysis of the prevalence and determinants of adolescent pregnancy in Africa
| Variables | Coefficient | P-value |
|---|---|---|
| Publication year | 0.24 | 0.653 |
| Sample size | - < 0.001 | 0.672 |
| East Africa | 4.31 | 0.572 |
| Southern Africa | 12 | 0.266 |
| West Africa | −3.88 | 0.560 |
| Central Africa | −3.53 | 0.612 |
| Unpublished studies | 19.22 | 0.319 |
