Severity of RDS by Down’s score | N. | % | Types of respiratory support | Cortisol level mg/dl | One-way ANOVA | |||
Ventilator | CPAP | Headbox | F | P-value | ||||
Mild | 30 | 33.3 | 0 | 2 | 28 | 25.51 | 20.185 | 0.001 |
Moderate | 31 | 34.4 | 5 | 26 | 0 | 30.39 | ||
Severe | 29 | 32.2 | 24 | 5 | 0 | 38.28 |