Table 2 Clinicopathological variables between the less than 40 years group and the more than 40 years group
Variables | No. of patients | p | |
|---|---|---|---|
Age (years) | <40 | ≥40 | |
Alcohol consumption | |||
Current or former | 20 (58.82 %) | 260 (69.52 %) | 0.198 |
Never | 14 (41.18 %) | 114 (30.48 %) | |
Smoking | |||
Current or former | 20 (58.82 %) | 287 (76.74 %) | 0.020 |
Never | 14 (41.18 %) | 87 (23.26 %) | |
Tumor location | |||
Larynx glottic | 22 (64.71 %) | 278 (74.33 %) | 0.223 |
Larynx non-glottic | 12 (35.29 %) | 96 (25.67 %) | |
Histological differentiation | |||
Well and moderate | 24 (70.59 %) | 301 (80.48 %) | 0.170 |
Poor | 10 (29.41 %) | 73 (19.52 %) | |
Tumor size | |||
Less than 3 cm | 25 (73.53 %) | 276 (73.80 %) | 0.973 |
More than 3 cm | 9 (26.47 %) | 98 (26.20 %) | |
Node involvement | |||
Yes | 6 (17.65 %) | 76 (20.32 %) | 0.710 |
No | 28 (82.35 %) | 298 (79.68 %) | |
Stage | |||
I + II | 21 (61.76 %) | 247 (66.04 %) | 0.615 |
III + V | 13 (38.24 %) | 127 (33.96 %) | |
5-year survival | |||
Alive | 23 (67.65 %) | 248 (66.31 %) | 0.874 |
Dead | 11 (32.35 %) | 126 (33.69 %) | |