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Comparison of general conditions of the two groups.
| Items | Initially treated patients (n = 102) | Retreated patients (n = 293) | Z/t/χ 2 | p | |
|---|---|---|---|---|---|
| Sex | Male | 76 (74.51%) | 207 (70.65%) | 0.55 | 0.456 |
| Female | 26 (25.49%) | 86 (29.35%) | |||
| Age (years) | 44.0 ± 25.0 | 47.0 ± 17.5 | −1.897 | 0.058 | |
| BMI | 22.35 ± 2.70 | 22.29 ± 2.90 | −0.094 | 0.411 | |
| Smoking | Yes | 29 (28.43%) | 67 (22.87%) | 1.273 | 0.259 |
| No | 73 (71.57%) | 226 (77.13%) | |||
