Table 1.
The association between KRT8 expression and the demographic and clinicopathological parameters of patients with primary LUAD in the Cancer Genome Atlas (TCGA).
| Parameters | KRT8 Expression | KRT8 Expression | χ2 | p-Value | |
|---|---|---|---|---|---|
| High (n = 253) | Low (n = 249) | ||||
| Age (Mean ± SD) | 64.56 ± 10.11 | 66.10 ± 9.74 | 0.08 | ||
| Gender | Female | 125 | 146 | 4.301 | 0.04 |
| Male | 128 | 103 | |||
| Smoking history | 1 | 31 | 41 | 1.629 | 0.251 |
| 2/3/4/5 | 213 | 203 | |||
| Null | 9 | 5 | |||
| Clinical stage | I/II | 187 | 200 | 4.112 | 0.048 |
| III/IV | 63 | 43 | |||
| Discrepancy + null | 3 | 5 | |||
| Recurrence status | No | 125 | 150 | 3.056 | 0.086 |
| Yes | 82 | 69 | |||
| Null | 46 | 24 | |||
| Living status | Living | 145 | 174 | 8.566 | 0.004 |
| Dead | 108 | 75 |
Smoking history: 1. lifelong non-smoker; 2. current smoker; 3. current reformed smoker (for >15 years); 4. current reformed smoker (for ≤ 15 years); 5. current reformed smoker (duration not specified); Null. no data.