Table 2 Characteristics of the physicians and types of hypnotic medication and neuromuscular blocker
Variable | Total n = 958 | Direct laryngoscopy n = 465 | Video laryngoscopy n = 493 | p |
|---|---|---|---|---|
Level of operator experience*, n (%) | < 0.001 | |||
Inexperienced | 639 (66.7) | 344 (74.0) | 295 (59.8) | |
Experienced | 319 (33.3) | 121 (26.0) | 198 (40.2) | |
Pre-treatment agent, n (%) | ||||
Fentanyl | 722 (75.4) | 335 (72.0) | 387 (78.5) | 0.021 |
Sedatives, n (%) | 877 (91.5) | 427 (91.8) | 450 (91.3) | 0.760 |
Etomidate | 814 (85.0) | 384 (82.6) | 430 (87.2) | 0.045 |
Ketamine | 24 (2.5) | 12 (2.6) | 12 (2.4) | 0.885 |
Midazolam | 58 (6.1) | 49 (10.5) | 9 (1.8) | < 0.001 |
Other† | 10 (1.0) | 4 (0.9) | 6 (1.2) | 0.754 |
Paralytic agents, n (%) | 198 (20.7) | 125 (26.9) | 73 (14.8) | < 0.001 |
Succinylcholine | 150 (15.7) | 106 (22.8) | 44 (8.9) | < 0.001 |
Rocuronium | 9 (0.9) | 5 (1.1) | 4 (0.8) | 0.746 |
Other‡ | 41 (4.3) | 15 (3.2) | 26 (5.3) | 0.118 |