Table 1.
Correlation between hsa_circ_0001421 expression and clinicopathological characteristics in lung cancer
| Clinical parameter | Hsa_circ_0001421 High (n = 24) |
Hsa_circ_0001421 Low (n = 24) |
P |
|---|---|---|---|
| Age (years) | |||
| ≤ 60 | 9 | 11 | 0.107 |
| > 60 | 15 | 13 | |
| Gender | |||
| Male | 14 | 12 | 0.116 |
| Female | 10 | 12 | |
| Histological grade | |||
| Low or undiffer | 10 | 12 | 0.155 |
| Middle or high | 14 | 12 | |
| TNM stages | |||
| Iand II | 15 | 16 | 0.018* |
| III and IV | 9 | 8 | |
| Size | |||
| ≤ 5 cm | 8 | 7 | 0.015* |
| > 5 cm | 16 | 17 | |
| Invasion depth | |||
| T1 and T2 | 14 | 19 | 0.033* |
| T3 and T4 | 25 | 12 | |
| Lymphatic metastasis | |||
| Yes | 11 | 10 | 0.153 |
| No | 13 | 14 | |
| Distant metastasis | |||
| Yes | 12 | 11 | 0.188 |
| No | 12 | 13 | |