| n | 干呕 | 呛咳 | 术后疼痛 | 咽喉肿痛 |
全麻组 | 16 | 0 (0.00) | 0 (0.00) | 3 (18.75) | 8 (50.00) |
束缚组 | 9 | 6 (66.67) | 4 (44.44) | 6 (66.67) | 1 (11.11) |
χ²值 |
| 14.04 | 8.47 | 5.74 | 4.89 |
P值 |
| 0.0002** | 0.0036** | 0.0166* | 0.0027** |