TABLE 3.
Associations between GSTK1 expression and the clinicopathological features of HNSC.
| Characteristic | Low expression of GSTK1 | High expression of GSTK1 | p-value |
|---|---|---|---|
| n | 251 | 251 | |
| T stage, n (%) | 0.082 | ||
| T1 | 13 (2.7%) | 20 (4.1%) | |
| T2 | 63 (12.9%) | 81 (16.6%) | |
| T3 | 66 (13.6%) | 65 (13.3%) | |
| T4 | 101 (20.7%) | 78 (16%) | |
| N stage, n (%) | 0.198 | ||
| N0 | 124 (25.8%) | 115 (24%) | |
| N1 | 43 (9%) | 37 (7.7%) | |
| N2 | 67 (14%) | 87 (18.1%) | |
| N3 | 5 (1%) | 2 (0.4%) | |
| M stage, n (%) | 0.214 | ||
| M0 | 239 (50.1%) | 233 (48.8%) | |
| M1 | 1 (0.2%) | 4 (0.8%) | |
| Clinical stage, n (%) | 0.897 | ||
| Stage I | 10 (2%) | 9 (1.8%) | |
| Stage II | 45 (9.2%) | 50 (10.2%) | |
| Stage III | 49 (10%) | 53 (10.9%) | |
| Stage IV | 139 (28.5%) | 133 (27.3%) | |
| Lymph node dissection, n (%) | 0.403 | ||
| No | 41 (8.2%) | 49 (9.8%) | |
| Yes | 209 (41.9%) | 200 (40.1%) | |
| Smoker, n (%) | 0.035 | ||
| No | 45 (9.1%) | 66 (13.4%) | |
| Yes | 200 (40.7%) | 181 (36.8%) | |
| Alcohol history, n (%) | 0.046 | ||
| No | 68 (13.8%) | 90 (18.3%) | |
| Yes | 177 (36%) | 156 (31.8%) | |
| Gender, n (%) | 0.267 | ||
| Female | 61 (12.2%) | 73 (14.5%) | |
| Male | 190 (37.8%) | 178 (35.5%) | |
| Age, median (SD) | 60.11 (11.66) | 62.05 (12.08) | 0.068 |