| Direct laryngoscopy (n = 49) | Video laryngoscopy (n = 51) | ||
---|---|---|---|---|
Age in years: median (Q1-Q3) | 52 (41–64) | 54 (40–67) | ||
Gender: number of male (%) | 30 (61) | 25 (49) | ||
BMI: median (Q1-Q3) | 27.8 (24.7–32.4) | 28.8 (25.0–31.8) | ||
ASA: number (%) | ||||
 1 | 8 (16.3) | 9 (17.6) | ||
 2 | 28 (57.1) | 29 (56.9) | ||
 3 | 13 (26.5) | 13 (25.5) | ||
Surgical Acuity: number (%) | ||||
 Elective | 36 (73.5) | 35 (68.6) | ||
 Scheduled > 24 h | 5 (10.2) | 8 (15.7) | ||
 Urgent < 24 h | 8 (16.3) | 8 (15.7) | ||
Airway Difficulty Score (median, Q1-Q3) | 7 (6–8) | 7 (6–7.5) | ||
Comorbidities: number (%) | ||||
 Obesity | 7 (14) | 12 (24) | ||
 OSA | 3 (6) | 3 (6) | ||
Surgical specialty: number (%) | ||||
 General | 25 (51) | 25 (49) | ||
 Orthopaedic | 4 (8) | 8 (16) | ||
 Urology | 5 (10) | 3 (6) | ||
 Vascular | 0 (0) | 3 (6) | ||
 Neurosurgery | 11 (22) | 8 (16) | ||
Device (number, %) | MAC | 53 (100) | McGRATH | 27 (53) |
 |  | GlideScope | 20 (39) | |
 |  | Unspecified | 6 (8) | |
Operator grade and experience: number of operators (average years) | ||||
 Consultant | 22 (15.2) | 24 (12.5) | ||
 Fellow | 5 (5) | 5 (5) | ||
 Registrar | 20 (3.5) | 21 (3.9) | ||
 SHO | 1 (1) | 0 (0) |