. Author manuscript; available in PMC: 2021 Feb 12.

Published in final edited form as: Crit Care Med. 2019 Dec;47(12):1699–1706. doi: 10.1097/CCM.0000000000004015

Table 2:

Multivariable logistic regression to predict acute laryngeal injury

Factors	OR	95% CI	P
Charlson Comorbidity Index (CCI), 0.4 unit increase	1.13	0.42–3.02	0.81
Duration of intubation, 3 day increase	1.49	0.79–2.82	0.22
Endotracheal Tube (ETT) Size
7.0 vs 7.5	0.04	0.004–0.43	0.007
7.0 vs 8.0	0.03	0.003–0.31	0.003
7.5 vs 8.0	0.76	0.28–2.02	0.58
Diabetes Mellitus Type II (DMII)^a	3.14	0.94–10.48	0.002
Body Mass Index (BMI)*	3.09	1.36–7.03	0.007

Diabetes for those with BMI of 30; BMI controlled for without DM (see Figure E3 for interaction details)

Odds ratios, 95% confidence intervals and significance