Table 5.
Analysis of predictors of decannulation
| Univariate analysis | Multivariate analysis | ||||
|---|---|---|---|---|---|
| Variables | No decannulation (n = 102) | Decannulation (n = 188) | p value | Odds ratio (95% CI) | p value |
| Age–1 year | 42 (41.2) a | 55 (29.3) | 0.04 | 0.378 (0.187–0.764) | 0.007 |
| Indications | |||||
| UAO | 19 (18.6) | 67 (35.6) | 0.004 | 2.647 (1.182–5.924) | 0.018 |
| CNI | 48 (47) | 74 (39.3) | 0.17 | ||
| PV | 22 (21.5) | 29 (15.4) | 0.19 | ||
| NMD | 10 (9.8) | 21 (11.1) | 0.73 | ||
| Diagnosis | |||||
| Trauma | 8 (7.8) | 37 (19.7) | 0.007 | ||
| CP disease | 13 (12.7) | 9 (4.8) | 0.01 | ||
| CNS disease | 20 (19.6) | 19 (10) | 0.01 | 0.398 (0.186–0.855) | 0.018 |
| Malignancy | 13 (12.7) | 3 (1.6) | 0.0001 | 0.078 (0.021–0.298) | <0.0001 |
| Days on MV | |||||
| Pretrach | 12.5 (8.7,20.2)b | 11 (4,17.7) | 0.02 | ||
| Posttrach | 10 (4,22) | 5 (2,12) | <0.0001 | 0.937 (0.893–0.983) | 0.008 |
|
Length of stay (days) PICU | |||||
| Pretrach | 13.4 (9,22) | 11.8 (4.6,18.2) | 0.02 | ||
| Posttrach | 13.5 (8,28) | 10 (7,20) | 0.02 | 0.989 (0.979–0.999) | 0.029 |
| Total | 31 (19,50) | 24 (13,40) | 0.002 | ||
| Hospital | |||||
| Posttrach | 19.5 (12,34.5) | 22 (13,40) | 0.48 | ||
| Total | 36.5 (24.7,61.2) | 37 (21,56.5) | 0.32 | ||
| Outcome | |||||
| Trach (days) | 67 (25.7,216.2) | 157 (85.5,317.5) | <0.001 | ||
| Survivor | 13 (12.7) | 186 (98.9) | <0.0001 | ||
a
Represents frequency and percentage in parentheses;
b
Median with interquartile range; UAO, upper airway obstruction; CNI, central neurological impairment; PV, prolonged ventilation; NMD, neuromuscular disorders; CP, cardiopulmonary; CNS, central nervous system diseases due to nontraumatic noninfective causes; MV, mechanical ventilation; trach, tracheostomy