Nutritional adequacy of a novel human milk fortifier from donkey milk in feeding preterm infants: study protocol of a randomized controlled clinical trial

Table 3 Adjustable Fortification criteria based on weekly blood urea nitrogen (BUN) values

BUN (blood urea nitrogen)
< 10 mg/dl	Increase fortification by one level
10–16 mg/dl	No change
> 16 mg/dl	Decrease fortification by one level

ISSN: 1475-2891