Table 1 Predictors of impossible intubation. (forwards stepwise binary logistic regression analysis) Variables not shown in equation: Resident physician in internal medicine
From: Difficult intubation and outcome after out-of-hospital cardiac arrest: a registry-based analysis
Regression-coefficient | SE | P-value | OR (95 % CI) | |
|---|---|---|---|---|
Gender male | 0.82 | 0.24 | p = 0.001 | 2.28 (1.43–3.63) |
Age < 80 years | 0.78 | 0.28 | p = 0.005 | 2.18 (1.26–3.76) |
presumed etiology | p = 0.034 | |||
presumed etiology – trauma | 0.80 | 0.40 | p = 0.046 | 2.22 (1.01–4.85) |
presumed etiology – hypoxia | 0.49 | 0.27 | p = 0.067 | 1.63 (0.97–2.74) |
board certified physician in Anesthesia | −0.43 | 0.20 | p = 0.028 | 0.65 (0.44–0.96) |
constant | −5.22 | 0.32 | p < 0.001 |