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Meta-regression for overall studies.
| Category | Coef | 95% confidence interval | p value |
|---|---|---|---|
| Study design | -0.00 | -0.13–0.13 | 0.944 |
| Region | 0.02 | -0.09–0.13 | 0.755 |
| Exposure assessment | -0.03 | -0.40–0.34 | 0.866 |
| Case ascertainment | -0.00 | -0.34–0.34 | 0.992 |
| Outcome definition | -0.08 | -0.53–0.36 | 0.694 |
| Year of publication | 0.00 | -0.02–0.02 | 0.899 |
| Constants | -2.09 | -39.28–35.09 | 0.906 |
Abbreviation. Coef: coefficient.
