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Comparison of the complications [n (%)]
| Complications | Research group (n = 37) | Control group (n = 35) | χ2 | P |
|---|---|---|---|---|
| Vomiting | 1 (2.70) | 2 (5.71) | ||
| Conscious disturbance | 0 (0.00) | 1 (2.86) | ||
| Pressure sores | 0 (0.00) | 2 (5.71) | ||
| Headache and dizziness | 0 (0.00) | 3 (8.57) | ||
| Total incidence | 1 (2.70) | 8 (22.86) | 6.680 | 0.010 |
