This version was machine-translated from German and has not been medically reviewed. The authoritative version is the German version.
Olsen 2015 BMI Calculator
BMI percentile and z-score for preterm infants 24–41 weeks
About this calculator
BMI from weight and length, classified according to the BMI curves for preterm infants by Olsen 2015.
Postmenstrual age = gestational age at birth + chronological age. The curves are interpolated here to the exact day.
Frequently asked questions
Olsen 2015 BMI Calculator: What does this calculator compute?
BMI from weight and length, classified according to the BMI curves for preterm infants by Olsen 2015.
Olsen 2015 BMI Calculator: Which sources is this calculator based on?
Olsen IE, Lawson ML, Ferguson AN, et al. BMI curves for preterm infants. Pediatrics. 2015;135(3):e572–e581.