Table 3.
Results of univariate analysis of studied variables
| Variable | Odds Ratio | P Value | Interval for Lower | Odds RatioHigher |
|---|---|---|---|---|
| Sex (female/male) | 0.769 | 0.5 | 0.36 | 1.62 |
| Age (month) | 0.999 | 0.8 | 0.99 | 1.01 |
| Primary systolic blood pressure | 0.999 | 0.9 | 0.98 | 1.02 |
| FiO 2 | 1.044 | <0.001 | 1.02 | 1.06 |
| PaO 2 | 1.007 | <0.001 | 1.00 | 1.01 |
| FiO 2 /PaO 2 ratio | 1.005 | 0.03 | 1.00 | 1.01 |
| Additional amount of alkali | 1.003 | 0.8 | 0.97 | 1.04 |
| Length of stay in PICU (day) | 1.031 | 0.02 | 1.00 | 1.06 |
| Pupillary reflex to light (yes/no) | 0.104 | 0.001 | 0.03 | 0.39 |
| Need for mechanical ventilation in the first hour | 12.345 | <0.001 | 4.90 | 31.09 |
| Admission (elective/non-elective) | 0.845 | 0.7 | 0.80 | 0.89 |
| Hospitalization following surgery (yes/no) | 0.726 | 0.6 | 0.21 | 2.56 |
| Hospitalization following cardiac bypass (yes/no) | 0.151 | 0.1 | 0.11 | 0.20 |
| With high risk disease (yes/no) | 16.047 | <0.001 | 7.05 | 36.54 |
| With low risk disease (yes/no) | 0.824 | 0.004 | 0.77 | 0.88 |