Table 2 Other outcome indicators
Postoperative index | Case | OR/SMD | P | I2 (%) |
|---|---|---|---|---|
(E/C) | (95% CI) | |||
Neck angle | 323/325 | 0.02 (− 0.14, 0.18) | 0.62 | 0 |
VAS | 162/191 | − 0.76 (− 1.91, 0.39) | < 0.00001 | 96 |
External rotation | 294/315 | 0.01(− 0.29, 0.31) | 0.0009 | 70 |
Antexion | 266/277 | − 0.09 (− 0.27, 0.08) | 0.002 | 70 |
Intorsion pronation | 137/169 | − 0.01 (− 0.43, 0.41) | 0.02 | 69 |
Abduction | 137/169 | − 0.11 (− 0.52, 0.30) | 0.02 | 68 |
NEER | 205/256 | 0.19 (− 0.14, 0.53) | 0.01 | 68 |
Osteonecrosis | 354/445 | 0.80 (0.37, 1.74) | 0.76 | 0 |
Screw penetration | 440/549 | 0.62 (0.35, 1.09) | 0.57 | 0 |
Additional surgery | 406/397 | 1.06 (0.69, 1.64) | 0.32 | 13 |
Screw back-out | 298/410 | 1.43 (0.67, 3.04) | 0.31 | 14 |
Impingement syndrome | 229/241 | 1.02 (0.51, 2.05) | 0.63 | 0 |
Delayed union | 474/721 | 0.74 (0.38, 1.44) | 0.75 | 0 |
Constant | 559/578 | − 0.01 (− 0.13, 0.11) | 0.51 | 0 |
Postoperative infection | 341/490 | 0.37 (0.16, 0.85) | 0.99 | 0 |