Table 2.
Results of meta-regression analysis of various covariates from studies on CYP2C9.
| Covarirate | Coef. | Sta. Err | t | p > | t | | I-squared_res (%) | Adj R-squared (%) |
|---|---|---|---|---|---|---|
| Published year | − 0.015594 | 0.0117369 | − 1.33 | 0.198 | 85.82 | 5.70 |
| Language | 0.0412391 | 0.0603107 | − 0.68 | 0.502 | 85.60 | − 1.74 |
| Location | 0.0352089 | 0.0292356 | 1.20 | 0.242 | 86.68 | − 0.42 |
| Age | 0.0005659 | 0.0036818 | 0.15 | 0.879 | 88.31 | − 5.53 |
| Number of patients | − 0.0003186 | 0.000255 | − 1.25 | 0.225 | 82.73 | 4.85 |
| Male ratio | − 0.2032788 | 0.4329343 | − 0.47 | 0.644 | 86.50 | − 4.94 |
| Median INR | − 0.205372 | 0.127046 | − 1.62 | 0.121 | 88.83 | 7.13 |
None of the covariates was significantly correlated with heterogeneity.