Table 2 Comparison of the characteristics, treatment methods, and prognoses of patients with oral SCC by age
Age < 85 years group (n = 332) | Age ≥ 85 years group (n = 26) | P valuea | |
|---|---|---|---|
Sex, n(%) | |||
Female | 132 (39.8) | 19 (73.1) | 0.001 |
Male | 200 (60.2) | 7 (26.9) | |
Primary site, n(%) | |||
Tongue | 171 (51.5) | 6 (23.1) | 0.005 |
Otherc | 161 (48.5) | 20 (76.9) | |
T stage, n(%) | |||
Tis + T1 + T2 | 146 (44.0) | 6 (23.1) | 0.038 |
T3 + T4a + T4b | 186 (56.0) | 20 (76.9) | |
N stage, n(%) | |||
N0 | 234 (70.5) | 23 (88.5) | 0.050 |
N1 + N2a + N2b + N3a + N3b | 98 (29.5) | 3 (11.5) | |
M stage, n(%) | |||
M0 | 332 (100.0) | 25 (96.2) | 0.073b |
M1 | 0 (0.0) | 1 (3.8) | |
Stage, n(%) | |||
Stage1 + 2 | 135 (40.7) | 6 (23.1) | 0.077 |
Stage3 + 4a + 4b + 4c | 197 (59.3) | 20 (76.9) | |
Treatment, n(%) | |||
Non-operative treatment | 37 (11.1) | 7 (26.9) | 0.028b |
Operative treatment | 295 (88.9) | 19 (73.1) | |
Recurrence or metastasisd | |||
No | 228 (77.3) | 17 (89.5) | 0.170b |
Yes | 67 (22.7) | 2 (10.5) | |
Death in 5 years period | |||
No | 273 (82.2) | 21 (80.8) | 0.511b |
Yes | 59 (17.8) | 5 (19.2) | |