ORs for univariate regression analysis of discharge with cannulation according to the presence of each disease
| Discharge with cannulation, OR (95% CI)* | P value | |
| Chronic lung disease | 1.09 (0.62 to 1.89) | 0.77 |
| Neuromuscular disease | 2.1 (1.2 to 3.8) | 0.047 |
| Cardiovascular disease | 1.19 (0.63 to 2.24) | 0.59 |
| Upper airway obstruction | 1.54 (0.77 to 3.06) | 0.22 |
| Prematurity | 1.24 (0.59 to 2.6) | 0.57 |
| Trauma | 0.25 (0.08 to 0.81) | 0.021 |
| Prolonged ventilation | 0.26 (0.07 to 0.99) | 0.048 |
| Malignancy | 0.097 (0.01 to 0.79) | 0.029 |