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Neonatology

New Ballard Score

Estimate gestational age from New Ballard neuromuscular + physical maturity totals.

Inputs

FieldUnitNotes
Neuromuscular maturity total sum of 6 signs, −1 to +5 each
Physical maturity total sum of 6 signs, −1 to +5 each

FAQ

What is the New Ballard Score?

Estimate gestational age from New Ballard neuromuscular + physical maturity totals.

What inputs does the New Ballard Score need?

Neuromuscular maturity total, Physical maturity total.

Related guides

New Ballard Score: Estimating Gestational Age from Neuromuscular & Physical Maturity

How the New Ballard Score estimates gestational age from 12 maturity signs, the 24 + 0.4 × total formula, timing of the exam, and a worked example with pitfalls.

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