perinatology.com
  Ballard Score Calculator

Use this calculator to assess the gestational maturity of your newborn.  At the end of the examination the total score determines the gestational maturity in weeks.
SIGN NEUROMUSCULAR MATURITY SCORE SIGN SCORE -1 0 1 2 3 4 5 Posture     Square Window Arm Recoil Popliteal Angle Scarf Sign Heel To Ear		TOTAL SCORE  WEEKS -10 20 -5 22 0 24 5 26 10 28 15 30 20 32 25 34 30 36 35 38 40 40 45 42 50 44 TOTAL NEUROMUSCULAR  MATURITY SCORE TOTAL PHYSICAL MATURITY SCORE TOTAL SCORE  WEEKS
SIGN PHYSICAL MATURITY SCORE SIGN SCORE -1 0 1 2 3 4 5 Skin Sticky, friable, transparent gelatinous, red, translucent  smooth pink, visible veins superficial peeling &/or rash, few veins cracking, pale areas, rare veins parchment, deep cracking, no vessels leathery, cracked, wrinkled Lanugo   none sparse abundant thinning bald areas mostly bald Plantar Surface  heel-toe 40-50mm: -1 <40mm: -2 >50 mm no crease faint red marks anterior transverse crease only creases ant. 2/3 creases over entire sole Breast imperceptable barely perceptable flat areola no bud stippled areola 1-2 mm bud raised areola 3-4 mm bud full areola 5-10 mm bud Eye / Ear lids fused loosely: -1 tightly: -2 lids open pinna flat stays folded sl. curved pinna; soft; slow recoil well-curved pinna; soft but ready recoil formed & firm instant recoil thick cartilage ear stiff Genitals (Male) scrotum flat, smooth scrotum empty, faint rugae testes in upper canal, rare rugae testes descending, few rugae testes down, good rugae testes pendulous, deep rugae Genitals (Female) clitoris prominent & labia flat prominent clitoris & small labia minora prominent clitoris & enlarging minora majora & minora equally prominent majora large, minora small majora cover clitoris & minora

(Adapted from Ballard JL, Khoury JC, Wedig K, et al: New Ballard score, expanded to include extremely premature infants. The Journal of Pediatrics 119(3):417–423, 1991; used with permission from Elsevier .)

See Also

The New Ballard Score

References :
Ballard JL, Khoury JC, Wedig K, et al: New Ballard Score, expanded to include extremely premature
infants.J Pediatrics 1991; 119:417-423.

 Donovan EF, et al. Inaccuracy of Ballard scores before 28 weeks' gestation. National Institute of Child Health and Human Development Neonatal Research Network. J Pediatr. 1999;135(2 Pt 1):147-52. PMID:10431107