From: Comparison of glottic views and intubation times in the supine and 25 degree back-up positions
Supine (Part 1) (n = 374) | Back-up (Part 2) (n = 407) | ||
---|---|---|---|
Type, n (%) | Oral | 369 (98.7) | 387 (95.0) |
Nasal | 2 (0.6) | 10 (2.5) | |
Not recorded | 3 (0.7) | 10 (2.5) | |
Laryngoscopy attempts, n (%) | 1 | 340 (90.9) | 371 (91.2) |
2 | 25 (6.7) | 27 (6.6) | |
>2 | 5 (1.3) | 3 (0.7) | |
Not recorded | 4 (1.1) | 6 (1.5) | |
Intubation attempts, n (%) | 1 | 346 (92.5) | 378 (92.9) |
2 | 22 (5.9) | 18 (4.4) | |
>2 | 0 | 1 (0.2) | |
Not recorded | 6 (1.6) | 10 (2.4) | |
Ancillary equipment used, n (%) | Bougie | 58 (15.5) | 61 (15.0) |
Other (McCoy, airway, Magill forceps, stylet) | 3 (0.7) | 4 (1.0) | |
Recorded as ‘Not used’ | 308 (82.4) | 341 (83.7) | |
Not recorded | 5 (1.3) | 1 (0.2) | |
Ancillary manoeuvres, n (%) | Cricoid pressure | 19 (5.1) | 2 (0.4) |
Backwards, upwards, rightward pressure | 34 (9.1) | 25 (6.1) | |
External laryngeal manipulation | 39 (10.4) | 53 (13.0) | |
Recorded as ‘Not used’ | 277 (74.1) | 326 (80.1) | |
Not recorded | 5 (1.3) | 1 (0.2) |