Severe respiratory disease defined as needing mechanical ventilation at discharge

Any significant systemic diseases that could affect growth. This includes cardiac, neurologic, or GI conditions.

Major congenital malformation, history of GI surgery, severe postnatal complications

Daily or routine diuretic use at time of discharge

Receiving more than 10% of daily kcals from food additives such as thickeners

Currently participating or having participated in another conflicting clinical trial.

Preterm Infant Growth