Preterm Baby Corrected Age Calculator vs Baby Size Calculator
Two calculators for the same neighbourhood of questions. Here is what each measures, what you feed in, and where you'd reach for one over the other.
Preterm Baby Corrected Age Calculator
Calculate the corrected (adjusted) age of a premature baby by accounting for weeks born early. Use this when tracking developmental milestones, growth charts, or cognitive benchmarks for preterm infants.
- Answers
- Corrected Age (months)
- Inputs
- Gestational Age at Birth, Current Chronological Age, Birth Weight, Assessment Type
Baby Size Calculator
Estimates fetal weight and size using gestational age alone or ultrasound measurements (BPD, FL, AC). Used by parents and clinicians to track growth against standard developmental charts.
- Answers
- Estimated Baby Weight (grams)
- Inputs
- Gestational Age, Additional Days, Biparietal Diameter (BPD), Femur Length (FL), Abdominal Circumference (AC)
At a glance
| Preterm Baby Corrected Age Calculator | Baby Size Calculator | |
|---|---|---|
| Category | Pediatrics | Pregnancy |
| Answers | Corrected Age | Estimated Baby Weight |
| Inputs | 4 | 5 |
| Result unit | months | grams |
When to use each
Calculate the corrected (adjusted) age of a premature baby by accounting for weeks born early. Use this when tracking developmental milestones, growth charts, or cognitive benchmarks for preterm infants.
Estimates fetal weight and size using gestational age alone or ultrasound measurements (BPD, FL, AC). Used by parents and clinicians to track growth against standard developmental charts.