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Meta-regression of effects of study characteristics on diagnostic accuracy of concentration of cfDNA.
| Covariates | Coefficient | SE | P | RDOR (95% CI) |
|---|---|---|---|---|
| Year | 1.526 | 6.252 | 0.299 | 4.598 (0.184–114.463) |
| Region | −1.862 | 0.207 | 0.206 | 0.155 (0.007–3.662) |
| Sample | −2.179 | 0.142 | 0.127 | 0.113 (0.006–2.212) |
| Time of sample collection | −2.133 | 0.171 | 0.182 | 0.118 (0.004–3.576) |
| Test method | 0.283 | 1.888 | 0.848 | 1.328 (0.046–38.349) |
SE, standard error.
