This version was machine-translated from German and has not been medically reviewed. The authoritative version is the German version.

Fenton 2003 Growth Calculator / Fenton 2003 Growth Calculator (Legacy)

Older preterm growth charts (2003, unisex) – for comparison with Fenton 2013

About this calculator

Weight, length and head circumference according to the Fenton curves of 2003 (Babson-Benda update).

Postmenstrual age = gestational age at birth + age since birth. For classification at birth (SGA/AGA/LGA), completed weeks are customary; here the curves are interpolated to the day.

Found an error or have an idea?

Tell us if something does not work or could be better.

Give feedback

Reference and license

Fenton 2003 (Legacy) – 22–50 weeks.
Fenton TR. A new growth chart for preterm babies: Babson and Benda's chart updated with recent data and a new format. BMC Pediatr. 2003;3:13. LMS: Fenton TR, Sauve RS. Eur J Clin Nutr. 2007;61:1380–1385. License: publication; LMS tables from Fenton & Sauve, Eur J Clin Nutr 2007 (authors’ self-archive). Source
The Fenton curve of 2003 is unisex – both sexes use the same parameters. Legacy dataset for comparison with Fenton 2013.

Related calculators

Note

Calculation aid for healthcare professionals. Percentiles and z-scores describe the position of a measured value in the reference population; clinical assessment remains with the treating physician.

Review date of the German original: 2026-11-05 · Methodology

Frequently asked questions

Fenton 2003 Growth Calculator / Fenton 2003 Growth Calculator (Legacy): What does this calculator compute?

Weight, length and head circumference according to the Fenton curves of 2003 (Babson-Benda update).

Fenton 2003 Growth Calculator / Fenton 2003 Growth Calculator (Legacy): Which sources is this calculator based on?

Fenton TR. A new growth chart for preterm babies: Babson and Benda's chart updated with recent data and a new format. BMC Pediatr. 2003;3:13. LMS: Fenton TR, Sauve RS. Eur J Clin Nutr. 2007;61:1380–1385.