Table 1 Clinical characteristics and statistical results for the two patient groups by age
From: Analysis of the outcome of young age tongue squamous cell carcinoma
Age < 40 (n = 23) Number (%) | Age ≥ 40 (n = 94) Number (%) | All (n = 117) Number (%) | ||
|---|---|---|---|---|
Sex (p = .342) | Male | 15 (65.2) | 51 (54.3) | 66 (56.4) |
Female | 8 (34.8) | 43 (45.7) | 51 (43.6) | |
Smoker (p = .460) | Yes | 12 (52.2) | 41 (43.6) | 53 (45.3) |
No | 11 (47.8) | 53 (56.4) | 64 (54.7) | |
Alcohol use (p = .786) | Yes | 11 (47.8) | 42 (44.7) | 53 (45.3) |
No | 12 (52.2) | 52 (55.3) | 64 (54.7) | |
T stage (p = .088) | T1 | 3 (13.0) | 36 (38.3) | 39 (33.3) |
T2 | 17 (73.9) | 43 (45.7) | 60 (51.3) | |
T3 | 2 (8.7) | 11 (11.7) | 13 (11.1) | |
T4 | 1 (4.3) | 4 (4.3) | 5 (4.3) | |
N stage (p = .154) | N0 | 11 (47.8) | 64 (68.1) | 75 (64.1) |
N1 | 3 (13.0) | 13 (13.8) | 16 (13.7) | |
N2 | 9 (39.0) | 17 (18.1) | 26 (22.2) | |
N3 | 0 | 0 | 0 | |
Positive node (p = .177) | 0 | 11 (47.8) | 64 (68.1) | 75 (64.1) |
1 | 3 (13.0) | 13 (13.8) | 16 (13.7) | |
2 | 3 (13.0) | 5 (5.3) | 8 (6.8) | |
≤ 3 | 6 (26.0) | 12 (12.8) | 18 (15.4) | |
TNM stage (p = .055) | I | 2 (8.7) | 33 (35.1) | 35 (30.0) |
II | 7 (30.4) | 24 (25.5) | 31 (26.5) | |
II | 4 (17.4) | 16 (17.0) | 20 (17.1) | |
IV (a, b) | 10 (43.4) | 21 (22.3) | 31 (26.5) | |
I, II, II, IV stage (p = .062) | I, II | 9 (39.0) | 57 (60.6) | 66 (56.4) |
III, IV | 14 (60.8) | 37 (39.4) | 51 (43.6) | |
Lymphovascular invasion (p = .760) | Yes | 4 (17.4) | 19 (20.2) | 23 (19.7) |
No | 19 (82.6) | 75 (79.8) | 94 (80.3) | |
Perineural invasion (p = 0.082) | Yes | 7 (30.4) | 14 (14.9) | 21 (17.9) |
No | 16 (69.5) | 80 (85.1) | 96 (82.1) | |
Perinodal extension (p = 0.632) | Yes | 3 (13.0) | 9 (9.6) | 12 (10.3) |
No | 20 (87.0) | 85 (90.4) | 105 (89.7) | |
Treatment (p = 0.247) | Surgery | 8 (34.8) | 47 (50.0) | 55 (47.0) |
Surgery + radiotherapy | 14 (60.8) | 36 (38.3) | 50 (42.6) | |
Radiotherapy | 1 (4.3) | 10 (11.7) | 11 (9.4) | |
Histological grade (p = 0.021) | Well | 10 (43.5) | 59 (62.8) | 69 (59.0) |
Moderate | 6 (26.0) | 27 (28.7) | 33 (28.2) | |
Poor | 6 (26.0) | 5 (5.3) | 11 (9.4) | |
Unknown | 1 (4.3) | 3 (3.2) | 4 (3.4) | |