Table 1.
Correlation between hsa_circ_0003221 expression and clinicopathological parameters in LSCC patients.
| Characteristics | hsa_circ_0003221 expression | p value | |
|---|---|---|---|
| High n = 21 | Low n = 20 | ||
| Gender | |||
| Male (27) | 16 | 11 | 0.153 |
| Female (14) | 5 | 9 | |
| Age | |||
| <60 (18) | 10 | 8 | 0.623 |
| ≥60 (23) | 11 | 12 | |
| Smoking status | |||
| Nonsmoker (17) | 9 | 8 | 0.853 |
| Smoker (24) | 12 | 12 | |
| Clinical stage | |||
| I/II (23) | 8 | 15 | 0.017 |
| III/IV (18) | 13 | 5 | |
| T stage | |||
| T1/2 (19) | 8 | 11 | 0.278 |
| T3/4 (22) | 13 | 9 | |
| Lymph-node metastasis | |||
| Positive (21) | 14 | 7 | 0.043 |
| Negative (20) | 7 | 13 | |
∗ p < 0.05 is considered significant (Fisher's exact test).