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Statistical analysis of complications during treatment of two groups of patients (n, %).
| Group | Number (n) | Adverse complications | No adverse complications | Adverse complications rate |
|---|---|---|---|---|
| Observation group | 30 | 4 | 26 | 13.33 |
| Control group | 30 | 6 | 24 | 20.00 |
| χ 2 value | 0.48 | |||
| p value | 0.488 |
