Table 3.
Real-time ultrasound guidance as a predictor of any tracheostomy complications
| Variables in the equation | P value | Odds ratio | 95% confidence interval |
|---|---|---|---|
| Real-time ultrasound guidance | 0.032 | 0.087 | 0.009-0.811 |
| Propensity score quartile 1 | 0.891 | ||
| Propensity score quartile 2 | 0.716 | 0.616 | 0.045-8.402 |
| Propensity score quartile 3 | 0.884 | 1.199 | 0.106-13.601 |
| Propensity score quartile 4 | 0.900 | 1.172 | 0.100-13.753 |
| Constant | 0.053 | 0.109 |
Logistic regression analysis of propensity score quartiles and use of real-time ultrasound guidance as predictors of any complications of tracheostomy.