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Comparison of incidence of adverse reactions, n (%)
| Control group (n = 53) | Experimental group (n = 61) | χ2 | P vulue | |
| Hypotension | 2 (3.77) | 2 (3.28) | - | - |
| Arrhythmia | 2 (3.77) | 1 (1.64) | - | - |
| Hypertension | 3 (5.66) | 3 (4.92) | - | - |
| Vomiting | 2 (3.77) | 3 (4.92) | - | - |
| Headache | 2 (3.77) | 1 (1.64) | - | - |
| Total incidence of adverse reactions | 11 (20.75) | 10 (16.39) | 0.829 | 0.363 |
