Table 1. Study group characteristics.
| Variable | Number of cases | Percentage |
|---|---|---|
| Total FFF | 129 | 100 |
| Gender | ||
| Male | 90 | 70.0 |
| Female | 39 | 30.0 |
| Pathology | ||
| Benign tumor | 4 | 3.1 |
| Malignant tumor | 86 | 66.7 |
| MRONJ | 1 | 0.7 |
| Osteoradionecrosis | 30 | 23.3 |
| Osteomyelitis | 2 | 1.6 |
| TMJ reconstruction | 2 | 1.6 |
| Trauma | 3 | 2.3 |
| Other | 1 | 0.7 |
| ASA score | ||
| 1 | 20 | 15.5 |
| 2 | 77 | 59.7 |
| 3 | 28 | 21.7 |
| 4 | 2 | 1.6 |
| NA a | 2 | 1.6 |
| Alcohol and tobacco usage | ||
| Alcohol | 77 | 59.7 |
| Tobacco | 94 | 72.7 |
| Defect classification b | ||
| H | 22 | 17.1 |
| HC | 1 | 0.7 |
| L | 40 | 31.0 |
| LC | 27 | 21.0 |
| LCL | 31 | 24.1 |
| LL | 1 | 0.7 |
| Ma | 7 | 5.4 |
| Simultaneous use of other flaps | ||
| None | 105 | 81.4 |
| Anterolateral thigh flap | 13 | 10.1 |
| Latissimus dorsi flap | 4 | 3.1 |
| Radial forearm flap | 5 | 3.8 |
| Other | 2 | 1.6 |
| Number of segments | ||
| 1 | 46 | 35.6 |
| 2 | 45 | 34.9 |
| 3 | 27 | 20.9 |
| 4 | 2 | 1.6 |
| 5 | 2 | 1.6 |
| NA a | 7 | 5.4 |
| Neck dissection | ||
| None | 43 | 33.3 |
| Preoperative | 17 | 13.2 |
| Perioperative | 67 | 51.9 |
| NA a | 2 | 1.6 |
| Tracheotomy | ||
| Yes | 105 | 81.4 |
| No | 23 | 17.9 |
| NA a | 1 | 0.7 |
| Chemotherapy | ||
| None | 81 | 62.9 |
| Preoperative | 9 | 7.0 |
| Postoperative | 24 | 18.6 |
| Pre- and postoperative | 5 | 3.8 |
| NA a | 10 | 7.7 |
| Radiotherapy | ||
| None | 24 | 18.6 |
| Preoperative | 48 | 37.2 |
| Postoperative | 57 | 44.2 |
| Age | ||
| Range | 12–84 | Mean: 55 |
| Operation time | ||
| Range | 5–22 h | Mean: 11.7 h |
| Follow-up (mo) | ||
| Range | 1–213 | Mean: 48 |
Abbreviations: FFF, free vascularized fibula flap; MRONJ, medication-related osteonecrosis of the jaw; TMJ, temporomandibular joint.
a
NA: not available, data could not be retrieved.
b
C: canine to canine; H: lateral mandibula, condyle to canine; L: lateral mandibular, not including condyle and ranging to canine; Ma: maxilla.