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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%)