Table 3.

Multivariable logistic regression for the effect of implementation of apneic oxygenation use on severe oxygen desaturation<70%

Variable	Odds Ratio	95% CI	p-value
Implementation of apneic oxygenation
Pre-intervention	Reference
Post-intervention	0.54	0.31–0.96	0.035
Patient
Respiratory indication	1.19	0.73–1.95	0.488
Procedural indication	0.49	0.28–0.86	0.013
Device
Direct laryngoscopy	Reference
Video laryngoscopy	1.23	0.69–2.22	0.483
Other*	5.25	1.82–15.12	0.002

Total N=1,368. Five Encounters are missing device data.

Goodness-of-fit test Chi(2)=18.74. p=0.226

Covariates were selected based on the change in patient and practice between pre- and post-intervention phases.

^*Other device includes laryngeal mask airway, fiberoptic bronchoscope or combination of two devices.