Variable | Univariate analysis | p | Multivariate analysis | p |
---|---|---|---|---|
OR (95% CI) | OR (95% CI) | |||
Age | 0.992 (0.982, 1.002) | 0.102 | ||
Female | 1.031 (0.773, 1.375) | 0.835 | ||
Video laryngoscopy | 2.696 (2.026, 3.587) | < 0.001 | 3.058 (2.192, 4.267) | < 0.001 |
Medical department | 1.346 (0.990, 1.831) | 0.058 | ||
Systolic blood pressure (mmHg) | 0.998 (0.994, 1.002) | 0.380 | ||
Diastolic blood pressure (mmHg) | 1.000 (0.994, 1.006) | 0.931 | ||
Heart rate (beats per minute) | 1.006 (1.001, 1.011) | 0.021 | 1.006 (1.000, 1.011) | 0.044 |
Oxygen saturation (%) | 1.012 (0.999, 1.025) | 0.076 | ||
Severe desaturation (SpO2 < 80%), n (%) | 0.559 (0.347, 0.901) | 0.017 | 0.521 (0.316, 0.861) | 0.011 |
Predicted difficult airway | 0.388 (0.280, 0.536) | < 0.001 | 0.344 (0.230, 0.514) | < 0.001 |
Experienced operator | 3.039 (2.173, 4.250) | < 0.001 | 3.319 (2.284, 4.823) | < 0.001 |
Pre-treatment agent | 1.127 (0.822, 1.545) | 0.457 | ||
Sedatives | 0.722 (0.427, 1.220) | 0.223 | ||
Paralytic agents | 0.857 (0.614, 1.197) | 0.365 | ||
Cormack–Lehane grade | 0.384 (0.301, 0.489) | < 0.001 | 0.459 (0.352, 0.599) | < 0.001 |