Table 1.
Clinical characteristics of sBPD infants in this cohort.
| Type 1 sBPD | Type 2 sBPD | p value | |
|---|---|---|---|
| 36 Week PMA respiratory support | |||
| Number | 429 (76%) | 135 (24%) | N/A |
| Birth weight (g) | 784 (631–970) | 670 (560–831) | <0.0001 |
| Gestational age (weeks) | 26 (24–27) | 25 (24–26) | 0.003 |
| Total ventilator days | 24 (7–46) | 122 (69–197) | <0.0001 |
| Inhospital mortality | 0.7% | 9.9% | <0.0001 |
| Medications during NICU stay | |||
| Diuretics | 49% | 78% | <0.0001 |
| β-agonists | 39% | 72% | <0.0001 |
| Inhaled corticosteroids | 46% | 70% | <0.0001 |
| Systemic corticosteroids | 20% | 47% | <0.0001 |
| Medications at discharge | |||
| Diuretics | 5.5% | 14% | 0.02 |
| β-agonists | 36% | 56% | <0.0001 |
| Inhaled corticosteroids | 38% | 60% | <0.0001 |
| Systemic corticosteroids | 1.4% | 9.7% | <0.0001 |
| Procedures during NICU stay | |||
| Tracheostomy | 3.5% | 23% | <0.0001 |
| Gastrostomy tube | 21% | 45% | <0.0001 |
Continuous data are shown as median (IQR), while categorical data are shown as percentages. The p values were calculated using the Fisher’s Exact Test.