Characteristics | circRNA | Chi-square | P value | ||
---|---|---|---|---|---|
Low | High | ||||
Age |  < 50 | 14 | 24 | 0.013 | 0.908 |
 ≥ 50 | 16 | 26 | |||
Grade | I-II | 18 | 21 | 2.432 | 0.119 |
III | 12 | 29 | |||
T stage | T1 | 21 | 16 | 10.891 | 0.001 |
T2-3 | 9 | 34 | |||
N stage | N0 | 17 | 23 | 0.853 | 0.356 |
N1-3 | 13 | 27 | |||
TNM stage | I-II | 12 | 30 | 3.008 | 0.083 |
III | 18 | 20 |