Clinicopathological features | Cases (n=30) | miR-21 expression | P value | |
---|---|---|---|---|
High | Low | |||
Age (years) | Â | Â | Â | 0.7047 |
 > 60 | 23 | 12 | 11 |  |
 ≤ 60 | 34 | 16 | 18 |  |
Gender | Â | Â | Â | 0.1885 |
 Male | 29 | 17 | 12 |  |
 Female | 28 | 11 | 17 |  |
Tumor size (cm) | Â | Â | Â | 0.0030 |
 ≥ 3.0 | 33 | 22 | 11 |  |
 < 3.0 | 24 | 6 | 18 |  |
TNM stage | Â | Â | Â | 0.0277 |
 I–II | 21 | 6 | 15 |  |
 IIIa | 36 | 22 | 14 |  |
Smoking history | Â | Â | Â | 0.0167 |
 Smokers | 31 | 20 | 11 |  |
 Non-mokers | 26 | 8 | 18 |  |
Lymph node metastasis | Â | Â | Â | 0.0074 |
 Positive | 24 | 17 | 7 |  |
 Negative | 33 | 11 | 22 |  |
Histological tumor type | Â | Â | Â | 0.2828 |
 Squamous cell carcinoma | 19 | 11 | 8 |  |
 Adenocarcinoma | 21 | 12 | 9 |  |
 Small cell lung cancer | 13 | 4 | 9 |  |
 Large cell lung cancer | 4 | 1 | 3 |  |