Table 2.
Intraoperative adverse events in the two groups
| Variables | LMA (n=2075) | ETT (n=2075) | P |
|---|---|---|---|
| Number of people taking drugs for raising blood pressure | 366 (17.6) | 411 (19.8) | 0.07 |
| Number of people taking drugs for lowering blood pressure | 100 (4.8) | 101 (4.9) | 0.94 |
| Number of people taking drugs for increasing heart rate | 318 (15.3) | 334 (16.1) | 0.49 |
| Number of people taking drugs for reducing heart rate | 8 (0.4) | 7 (0.4) | 0.91 |
| Number of people taking vasoactive drugs | 674 (32.5) | 735 (35.4) | 0.04 |
| Bronchospasm during intubation | 0 | 1 (0.05) | 0.31 |
| Bleeding >400 mL | 1 (0.05) | 4 (0.19) | 0.19 |
| Blood transfusion | 6 (0.29) | 9 (0.43) | 0.44 |
Data are presented as n (%). Resulted from Chi-square test. LMA=Laryngeal mask airway; ETT=Endotracheal tube