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Table 4 Risk factors associated with hypoxemia during bronchoscopy in modified high-flow nasal cannula oxygen group

From: Modified high-flow nasal cannula oxygen therapy versus conventional oxygen therapy in patients undergoing bronchoscopy: a randomized clinical trial

Variable β coefficient Standard error Odds ratios (95% CI) P
Univariate logistic regression     
 Baseline PaO2 − 0.027 0.012 0.973 (0.950–0.996) 0.024
 Baseline SaO2 − 0.199 0.069 0.820 (0.716–0.939) 0.004
 Baseline FVC − 1.027 0.456 0.356 (0.147–0.875) 0.024
 Volume of fluid instilled 0.011 0.004 1.012 (1.003–1.020) 0.005
 Hemorrhage 0.715 0.337 2.044 (1.055–3.959) 0.034
Multivariate logistic regression     
 Baseline FVC − 1.286 0.613 0.276 (0.083–0.919) 0.036
 Volume of fluid instilled 0.034 0.016 1.034 (1.002–1.067) 0.036
  1. PaO2, partial pressure of arterial oxygen; SaO2, arterial oxygen saturation; FVC, forced vital capacity