Meta-regression analysis for the impact of potential factors on the outcomes
| Overall response rate | Disease control rate | |||
| β coefficient (95%CI) | P value | β coefficient (95%CI) | P value | |
| Sample size | −0.65 (−1.91, 0.62) | 0.316 | −0.73 (−2.47, 1.00) | 0.408 |
| Mean age | 0.36 (−0.59, 1.31) | 0.459 | 0.18 (−1.28, 1.64) | 0.810 |
| Sex | 0.12 (−0.84, 1.08) | 0.811 | −1.26 (−2.72, 0.20) | 0.091 |