Table 1.
The sex composition of the two groups
| Group | Number | Male (%) | Female (%) | χ2 | P-value |
|---|---|---|---|---|---|
| Observation group | 24 | 12 (50.0) | 12 (50.0) | 0.54 | 0.46 |
| Control group | 23 | 11 (47.8) | 12 (52.2) | – | – |
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