Table 3.
Correlations between miR-661 and clinical pathological factors
| Factors | Tissue miR-661 (n = 202) | P | |
|---|---|---|---|
| Low (n = 104) | High (n = 98) | ||
| Age (years) | 0.566 | ||
| ≤ 65 | 26 | 28 | |
| >65 | 78 | 70 | |
| Gender | 0.844 | ||
| Male | 46 | 42 | |
| Female | 58 | 56 | |
| Smoking Status | 0.871 | ||
| Nonsmoker | 50 | 46 | |
| Ever-smoker | 54 | 52 | |
| Histologic Type | 0.615 | ||
| Adenocarcinoma | 40 | 36 | |
| Squamous | 52 | 46 | |
| Others | 12 | 16 | |
| T status | 0.003 | ||
| T1-2 | 70 | 46 | |
| T3-4 | 34 | 52 | |
| N status | 0.003 | ||
| N0-1 | 78 | 54 | |
| N2-3 | 26 | 44 | |
| M status | 0.001 | ||
| M0 | 80 | 54 | |
| M1 | 24 | 44 | |
| EGFR mutation status | 0.071 | ||
| Mutated | 40 | 26 | |
| Wild Type | 64 | 72 | |