Table 2.
Treatment-Related Characteristics of SCCHN Patients (N=323)
| Treatment-Related Variables | All (N = 323) | Healthy BMI (N = 137) | Overweight (N = 109) | Obese (N = 77) | P |
|---|---|---|---|---|---|
| Primary Site | |||||
| Tongue | 48 (14.86%) | 20 (14.60%) | 14 (12.84%) | 14 (18.18%) | |
| Floor of mouth | 26 (8.05%) | 11 (8.03%) | 9 (8.26%) | 6 (7.79%) | |
| Gingiva | 32 (9.91%) | 14 (10.22%) | 8 (7.34%) | 10 (12.99%) | |
| Buccal mucosa | 39 (12.07%) | 11 (8.03%) | 14 (12.84%) | 14 (18.18%) | |
| Oropharyngeal | 25 (7.74%) | 11 (8.03%) | 9 (8.26%) | 5 (6.49%) | |
| Hypopharyngeal | 41 (12.69%) | 18 (13.14%) | 15 (13.76%) | 8 (10.39%) | |
| Laryngeal | 65 (20.12%) | 35 (25.55%) | 24 (22.02%) | 6 (7.79%) | |
| Maxillary sinus | 22 (6.81%) | 9 (6.57%) | 7 (6.42%) | 6 (7.79%) | |
| Other parts | 25 (7.74%) | 8 (5.84%) | 9 (8.26%) | 8 (10.39%) | 0.320 |
| Primary Tumor Resection | |||||
| Standard extended resection | 129 (39.94%) | 54 (39.42%) | 42 (38.53%) | 33 (42.86%) | |
| Extended resection + flap repair | 147 (45.51%) | 58 (42.34%) | 53 (48.62%) | 36 (46.75%) | |
| Others | 47 (14.55%) | 25 (18.25%) | 14 (12.84%) | 8 (10.39%) | 0.523 |
| Operation Duration | |||||
| ≥4 h | 233 (72.14%) | 87 (%) | 83 (76.15%) | 63 (81.82%) | |
| <4 h | 90 (27.95%) | 50 (%) | 26 (23.85%) | 14 (18.18%) | 0.008 |
| Intraoperative Blood Loss | |||||
| ≥400 mL | 191 (59.13%) | 66 (48.18%) | 69 (63.30%) | 56 (72.73%) | |
| <400 mL | 132 (40.87%) | 71 (51.82%) | 40 (36.70%) | 21 (27.27%) | 0.001 |
| Neck Dissection | |||||
| Yes | 226 (69.97%) | 101 (85.51%) | 68 (68.51%) | 57 (76.92%) | |
| No | 97 (30.03%) | 36 (14.49%) | 41 (31.49%) | 20 (23.08%) | 0.105 |
| Postoperative Chemotherapy | |||||
| Yes | 74 (22.91%) | 35 (7.24%) | 19 (7.40%) | 20 (5.13%) | |
| No | 249 (77.09%) | 102 (92.76%) | 90 (92.59%) | 57 (94.87%) | 0.246 |
| Postoperative Radiation | |||||
| Yes | 234 (72.45%) | 99 (82.61%) | 81 (75.92%) | 54 (79.49%) | |
| No | 89 (27.55%) | 38 (17.39%) | 28 (24.07%) | 23 (20.51%) | 0.819 |
| Postoperative Targeted Drug | |||||
| Yes | 51 (15.79%) | 22 (16.06%) | 15 (13.76%) | 14 (18.18%) | |
| No | 272 (84.21%) | 115 (83.94%) | 94 (86.24%) | 63 (81.82%) | 0.713 |
Abbreviations: BMI, body mass index; SCCHN, squamous cell carcinoma of head and neck.