Table 1.
Distribution of SCC‐S2 status in NSCLC according to clinicopathological characteristics
| Characteristics | No. patients | SCC‐S2 negative (%) | SCC‐S2 positive (%) | P‐value |
|---|---|---|---|---|
| Age (years) | ||||
| <60 | 40 | 10 (25) | 30 (75) | 0.791 |
| ≥60 | 53 | 12 (22.64) | 41 (77.36) | |
| Gender | ||||
| Male | 65 | 19 (29.23) | 46 (70.77) | 0.053 |
| Female | 28 | 3 (10.71) | 25 (89.29) | |
| Histology | ||||
| Adenocarcinoma | 46 | 6 (13.04) | 40 (86.96) | 0.0172 |
| Squamous cell carcinoma | 47 | 16 (34.04) | 31 (65.96) | |
| Differentiation | ||||
| Well | 18 | 6 (33.33) | 12 (66.67) | 0.2820 |
| Moderate – poor | 75 | 16 (21.33) | 59 (78.67) | |
| TNM stage | ||||
| I + II | 61 | 20 (32.79) | 41 (67.21) | 0.0042 |
| III + IV | 32 | 2 (6.25) | 30 (93.75) | |
| Tumor status | ||||
| T1 | 17 | 3 (17.65) | 14 (82.35) | 0.5190 |
| T2 T3 T4 | 76 | 19 (25) | 57 (75) | |
| Nodal status | ||||
| N0 | 43 | 15 (34.88) | 28 (65.12) | 0.0181 |
| N1, N2, N3 | 50 | 7 (14) | 43 (86) | |
| Ki‐67/MIB‐1 | ||||
| Low expression | 46 | 29 (63.04) | 17 (36.96) | 0.0028 |
| High expression | 47 | 42 (89.36) | 5 (10.64) | |
NSCLC, non‐small‐cell lung cancer.