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Comparison of cartilage damage rate between 30 patients in the Chinese Aircraft-shaped Sleeve group and 30 patients in the conventional sleeve group
| Group | Positive | Negative | Total | Residual rate (%) | P value* |
|---|---|---|---|---|---|
| Chinese Aircraft-shaped Sleeve group | 1 | 29 | 30 | 3.33 | 0.0301 |
| Conventional sleeve group | 8 | 22 | 30 | 26.67 | |
| Total | 9 | 51 | 60 | 15.00 |
*Chi-square test with correction for continuity in a 2 × 2 table
