Development and Assessment of Young Children

Developmental assessment of Young children 4 (1+3)

Lesson 10:Scales used in neonatal assessment

Bayley scale of infant Development (BSID)

• It was developed by Bayley in 1969
• Suitable for infants from birth to 2.5 years.
• It has 3 parts – mental scale, motor scale and infant behavior record.
• Mental scale- it has 163 items, it measures sensory perception, object constancy and early verbal ability.
• Motor scale – it has 81 items and measures body control, coordination and dexterity (skill).
• Infant Behaviour record – it has 30 items and measure social and objective orientation.