Table 4.
Multiple Meta-regression for Identification of the Source of Heterogeneity.
| Variables | Coefficient | 95% CI | P |
|---|---|---|---|
| Delivery amount | |||
| ≤120 μL | Ref. | Ref. | Ref. |
| >120 μL | 3.30 | 0.72 to 5.89 | 0.019 |
| Delivery type | |||
| IT | Ref. | Ref. | Ref. |
| IP | −2.33 | −5.93 to 1.28 | 0.171 |
| Other | −1.89 | −4.77 to 0.99 | 0.165 |
| Antibiotic | |||
| Yes | Ref. | Ref. | Ref. |
| No | −0.79 | −2.56 to 0.99 | 0.329 |
| Follow-up duration | |||
| <8 weeks | Ref. | Ref. | Ref. |
| ≥8 weeks | −0.38 | −2.28 to 1.51 | 0.645 |
CI: Confidence interval; IP: Intraperitoneal; IT: Intrathecal; Ref.: Reference category