Table 1.
Clinical and pathological characteristics of the cohort of 348 OSCC patients selected for study.
| Variable | Number (%) |
|---|---|
| Age (year) (mean ± SD; median; range) <65 years >65 years |
62.36 ± 13.19; 62; 28 – 92 192 (55) 156 (45) |
| BMI (kg/m2) (mean ± SD; median; range) | 26.34 ± 4.68; 26.34; 16.90 – 51.75 |
| Gender | |
| Men Women |
221 (63.5) 127 (36.5) |
| Tobacco use | |
| Smoker Non-smoker Unknown |
202 (58) 127 (36.5) 19 (5.5) |
| Alcohol use | |
| Drinker Non-drinker Unknown |
160 (46) 172 (49.4) 16 (4.6) |
| Location of primary tumor | |
| Tongue Floor of the mouth Gingiva Palate Buccal cheek mucosa Retromolar trigone Multicenter |
144 (41.4) 77 (22.1) 61 (17.5) 18 (5.2) 24 (6.9) 22 (6.3) 2 (0.6) |
| AJCC pT | |
| pT1 pT2 pT3 pT4 |
89 (26.2) 142 (41.8) 49 (14.4) 60 (17.6) |
| AJCC pN | |
| pN0 pN1 pN2 pN3 |
211 (63.2) 57 (17.1) 64 (19.2) 2 (0.6) |
| AJCC | |
| I II III IV |
75 (21.6) 98 (28.2) 62 (17.8) 113 (32.5) |
| G status | |
| G1 G2 G3 |
216 (62.1) 118 (33.9) 14 (4.0) |
| Clinical status at the end of the follow-up | |
| Alive and without recurrence Dead of index cancer Lost or died of other causes (censored) Second primary tumor |
143 (41.1) 140 (40.2) 61 (17.5) 4 (1.1) |