| Baseline | 21 days after enrollment | Discharge | Post-discharge |
---|---|---|---|---|
Change in infant weight (z-score) | Â | X | Â | X* |
Amount of human milk/formula supplementation | X | Â | X | Â |
Frequency of breastfeeding | X | Â | X | X* |
Breastfeeding rate | X | Â | X | X* |
Length of stay | Â | Â | X | Â |
Weight gain velocity | Â | Â | X | Â |
Major morbidities: Nosocomial infection, necrotizing enterocolitis, intraventricular hemorrhage, retinopathy of prematurity, and adverse events. | Â | Â | X | Â |
Hospital readmission rate | Â | Â | Â | X* |