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Comparison of the incidences of complications between the two groups (n, %)
| Complication | Observation group | Control group | χ2 | P |
|---|---|---|---|---|
| n | 30 | 30 | ||
| Nausea (%) | 16.67 | 20.00 | 0.370 | 0.543 |
| Vomiting (%) | 10.00 | 13.33 | 0.538 | 0.463 |
| Dizziness (%) | 16.67 | 13.33 | 0.437 | 0.508 |
| Lethargy (%) | 20.00 | 23.33 | 0.327 | 0.568 |
