2.
腮腺良性肿瘤腔镜手术与传统手术的meta分析比较
Results of meta-analysis of endoscopic surgery and conventional surgery
| Outcomes | Studies No. | Number of patients (E/C) | WMD/OR (95%CI) | P | Study heterogeneity | |||
| χ2 | df | I2(%) | P | |||||
| WMD/OR: Weighted mean difference/odds ratio; df: Degrees of freedom; CI: Confidence interval. | ||||||||
| Tumor diameter | 4 | 104/112 | -0.09 | 0.28 | 0.02 | 3 | 0 | 1 |
| Operation time | 7 | 209/213 | -10.23 | < 0.0001 | 96.38 | 6 | 94 | 0.06 |
| Incision length | 5 | 173/175 | -5.73 | < 0.0001 | 64.24 | 4 | 94 | < 0.0001 |
| Operative bleeding volume | 6 | 191/195 | -34.50 | < 0.0001 | 225.02 | 5 | 98 | < 0.0001 |
| Postoperative drainage volume | 5 | 187/189 | -21.72 | < 0.0001 | 67.43 | 4 | 94 | < 0.0001 |
| Subjective satisfaction with incision scar | 3 | 86/92 | 2.23 | < 0.0001 | 14.41 | 2 | 86 | 0.0007 |
| Temporary facial paresis | 6 | 191/195 | 0.37 | 0.61 | 3.58 | 5 | 0 | 0.009 |
| Salivary fistula | 7 | 209/213 | 0.33 | 0.70 | 2.19 | 4 | 0 | 0.06 |
| Frey's syndrome | 6 | 163/167 | 0.17 | 0.85 | 0.32 | 2 | 0 | 0.01 |
| Recurrence | 6 | 163/167 | - | - | - | - | - | - |