Anesthesiology Research and Practice / 2014 / Article / Tab 2

Research Article

Learning Curves of Macintosh Laryngoscope in Nurse Anesthetist Trainees Using Cumulative Sum Method

Table 2

Significant patient factors for successful intubation.

FactorCrude OR (95% CI)Adjusted OR (95% CI)P value (Wald’s test)P value (LR test)

Interincisor gap (Ref. = 2)0.11
 32.77 (0.79–9.77)2.41 (0.59–9.92)0.22
 414.29 (1.37–149.1)10.2 (0.89–116.5)0.06
Mallampati class (Ref. = 1, 2)0.02
 3, 40.18 (0.07–0.5)0.23 (0.07–0.72)0.01
Laryngoscopic view grade (Ref. = 1, 2)<0.001
 3, 40.03 (0.01–0.12)0.04 (0.01–0.14)<0.001

OR: odds ratio; CI: confidence interval; Ref.: reference group; LR: likelihood ratio.