Table 3.
Results of the multivariable generalized mixed effects model of HRIF with hospital-level intercepts and random term for race
| aOR | 95% CI | p-value | Wald Type 3 p-value | |
|---|---|---|---|---|
| Maternal race | ||||
| White | ref | <0.001 | ||
| Black | 0.73 | (0.64, 0.83) | <0.001 | |
| Hispanic | 0.87 | (0.75, 1.01) | 0.07 | |
| Asian | 0.98 | (0.79, 1.22) | 0.88 | |
| Native American | 0.74 | (0.48, 1.14) | 0.02 | |
| Other | 0.69 | (0.48, 0.99) | 0.04 | |
| Infant factors | ||||
| Gestational age (weeks) | 0.93 | (0.92, 0.95) | <0.001 | |
| Multiple gestation | 1.14 | (1.06, 1.23) | <0.001 | |
| Inborn | 1.42 | (1.28, 1.58) | <0.001 | |
| Presence of NICU co-morbidity | ||||
| Bronchopulmonary Dysplasia | 1.04 | (0.96, 1.13) | 0.30 | |
| Necrotizing enterocolitis | 0.93 | (0.79, 1.09) | 0.36 | |
| Necrotizing enterocolitis requiring surgery | 0.91 | (0.76, 1.08) | 0.27 | |
| Severe ROP | 1.04 | (0.94, 1.16) | 0.42 | |
| PDA requiring surgical ligation | 1.12 | (1.01, 1.23) | 0.03 | |
| Need for durable medical equipment at discharge | ||||
| Apnea/Cardiorespiratory monitoring | 1.21 | (1.11, 1.31) | <0.001 | |
| Hospital factors | ||||
| Proportion white ELBW admissions | ||||
| Lowest Quintile (Q1) | 0.59 | (0.29, 1.19) | 0.14 | 0.11 |
| Middle Quintiles (Q2-Q4) | ref | |||
| Highest Quintile (Q5) | 1.51 | (0.74, 3.06) | 0.26 | |