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Table 4 Results of random effects meta-analyses performed
| Treatment effects | Heterogeneity | |||||
|---|---|---|---|---|---|---|
| Outcome | n | MD (95% CI) | P | tau2 (95% CI) | I2 (95% CI) | 95% prediction |
| Anterior joint space | 2 | − 0.72 (− 0.90, − 0.54) | < 0.001 | 0 (0, 2.25) | 4% (0%, 99%) | NC |
| Posterior joint space | 2 | 1.03 (0.87, 1.19) | < 0.001 | 0 (0, 1.41) | 0% (0%, 98%) | NC |
| Superior joint space | 2 | 0.72 (0.48, 0.96) | < 0.001 | 0 (0, 3.92) | 0% (0%, 99%) | NC |
| Anterior angle | 2 | 0.57 (− 3.90, 5.03) | 0.80 | 4.71 (NC) | 45% (NC) | NC |
| Posterior angle | 3 | − 7.28 (− 16.67, 1.11) | 0.09 | 47.61 (7.23, 921.80) | 90% (7%, 99%) | − 110.45, 95.90 |
| Condylar coronary width | 2 | 1.12 (0.06 2.19) | 0.04 | 0.50 (0, 75.91) | 83% (0%, 100%) | NC |
| Glenoid fossa sagittal displacement | 2 | − 0.30 (− 0.74, 0.14) | 0.18 | 0.01 (0, 12.63) | 11% (0%, 99%) | NC |
| Glenoid fossa vertical displacement | 2 | − 0.39 (− 0.70, − 0.08) | 0.01 | 0 (0, 5.027) | 0% (0%, 99%) | NC |
| Sagittal concentricity | 2 | 1.29 (− 22.33, 24.91) | 0.92 | 288.29 (NC) | 99% (NC) | NC |
