(LEGACY) Fenton 2003 Growth calculator for preterm infants
Uses the older 2003 Fenton growth charts to report percentiles and Z-scores on growth metrics.
Please be aware that the newer 2013 Fenton growth charts are available
Citing: If you use PediTools for a publication or clinical guideline, please consider citing: Chou JH et al., J Med Internet Res 2020;22(1):e16204 (available open access [PDF])
Tips and Tricks
- Gestational age, enter in the form of ## #/7; e.g., 30 3/7 for 30 weeks and 3 days gestation
- Weight: grams are assumed. To enter pounds and ounces, enter #-#; e.g., 8-4 for 8 pounds and 4 ounces
- Head circumference or length: cm are assumed. To enter inches, enter #"; e.g., 20" for 20 inches