Table 4.
Case group | Pad-free rate at 3 months | P value |
---|---|---|
1∼100 | 72 (72.0%) | 0.644a |
101∼200 | 92 (92.0%) | |
201∼300 | 84 (84.0%) | |
301∼400 | 77 (77.0%) | |
401∼500 | 69 (69.0%) |
Chi-square test.
Case group | Pad-free rate at 3 months | P value |
---|---|---|
1∼100 | 72 (72.0%) | 0.644a |
101∼200 | 92 (92.0%) | |
201∼300 | 84 (84.0%) | |
301∼400 | 77 (77.0%) | |
401∼500 | 69 (69.0%) |
Chi-square test.