Skip to main content

Table 1 Participant characteristics

From: Comparison of four channelled videolaryngoscopes to Macintosh laryngoscope for simulated intubation of critically ill patients: the randomized MACMAN2 trial

Characteristics Description (n  =  79)
Area of training, n (%)
 Emergency medicine 24 (30%)
 Anesthesiology and intensive care 40 (51%)
 Other 15 (19%)
Number of semesters of residency, median [IQR] 3 [1; 5]
Prior experience with direct laryngoscopy on a manikin
 0 4 (5%)
 1–4 24 (31%)
 5–9 31 (40%)
 10–19 18 (23%)
 ≥ 20 1 (1%)
Prior experience with direct laryngoscopy on patients
 Qualified as non-expert
  0 4 (5%)
  1–4 12 (15%)
  5–9 6 (8%)
  10–19 16 (20%)
  20–49 16 (20%)
 Qualified as Expert
  ≥ 50 25 (32%)
Prior experience with videolaryngoscopy on a mannikin
 None 20 (25%)
 ≥ 1 59 (75%)
Prior experience with videolaryngoscopy on patients
 None 33 (42%)
 ≥ 1 46 (58%)
Prior experience with videolaryngoscopy without a guiding channel on patients
 0 40 (51%)
 1–4 19 (24%)
 5–9 10 (13%)
 10–19 8 (10.1%)
 ≥ 20 2 (2.5%)
Prior experience with videolaryngoscopy with a guiding channel on patients
 0 52 (66%)
 1–4 21 (26.6%)
 5–9 3 (3.8%)
 10–19 3 (3.8%)
 ≥ 20 0 (0%)