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Table 1 Demographic characteristics of the subjects and outcomes of the tracheal intubation attempts

From: Biomechanical profiles of tracheal intubation: a mannequin-based study to make an objective assessment of clinical skills by expert anesthesiologists and novice residents

 

Expert (n = 13)

Novice (n = 13)

P value

Characteristic

Age, mean (SD), yr.

46.9 (9.4)

27.8 (4.6)

< 0.001

Male sex, No. (%)

13 (100)

9 (69)

0.096

Height, mean (SD), cm

174 (5)

167 (9)

0.050

Experience, mean (SD), yr

22.0 (9.4)

0.39 (0.48)

< 0.001

Outcome

First attempt success rate, %

100

100

–

Duration, mean (SD), sec

   

Total duration

10.0 (2.7)

10.0 (2.2)

0.99

Phase 1 (laryngoscope)

3.9 (1.3)

3.9 (1.2)

0.94

Phase 2 (receiving tube)

1.1 (0.4)

1.1 (0.6)

0.72

Phase 3 (intubating)

5.0 (1.6)

5.0 (1.5)

0.98