Table 1.
Characteristics of the included studies.
| Author | Year | Country | Study design | Follow-up (months) | Surgery type | Final diagnosis | Number of parotidectomies | Mean age (years) | Sex (M/F) | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MFI | MBI | MFI | MBI | MFI | MBI | |||||||
| Terris et al. | 1994 | US | Retrospective | 7.9a | S/T | PA/ACC/MC/AC | 18 | 15 | 40.3 | 40.3 | 1/16 | 5/10 |
| Wasson et al. | 2010 | UK | Retrospective | ≥ 6 | Pa | NA | 20 | 59 | 44.0 | 51.0 | 11/9 | 29/30 |
| Bianchi et al. | 2011 | Spain | Retrospective | ≥ 18 | Pa | PA/WT | 48 | 35 | NA | NA | NA | NA |
| Lee et al. | 2011 | Korea | Retrospective | ≥ 6 | S/Pa/ST | PA/WT/BA/LN | 182 | 162 | 44.1 | 45.8 | 51/131 | 90/72 |
| Graciano et al. | 2013 | Brazil | Retrospective | ≥ 6 | Pa | NA | 30 | 30 | 34.9 | 47.3 | 11/19 | 21/9 |
| Kim et al. | 2014 | Korea | Retrospective | 29b | PSP | PA/WT/BA/CX/MC | 24 | 16 | 49.8 | 45.3 | 9/15 | 6/10 |
| Zhang et al. | 2019 | China | Retrospective | ≥ 6 | PSP | PA/WT/ME/EA/LC | 32 | 36 | NA | NA | NA | 23/13 |
| 83/190 | 174/144 | |||||||||||
| P < 0.00c | ||||||||||||
M male, F female, MFI modified facelift incision, MBI modified Blair incision, US United States, HK Hong Kong, UK United Kingdom, S superficial parotidectomy, T total parotidectomy, Pa partial parotidectomy, ST subtotal parotidectomy, PSP partial superficial parotidectomy, NA not available, PA pleomorphic adenoma, ACC adenoid cystic carcinoma, MC mucoepidermoid carcinoma, AC acinic cell carcinoma, WT Warthin’s tumor, BA basal cell adenoma, LN lymph node hyperplasia, CX carcinoma ex pleomorphic adenoma, ME myoepithelioma, EA eosinophilic adenoma, LC lymphoepithelial cyst.
aFollow-up period is presented as the mean.
bFollow-up period is presented as the median.
cP-value from the chi-square test comparing the distribution of males and females in the MFI and MBI groups.