Bayley Scales of Infant and Toddler Development | Fourth Edition India

Bayley-4 India

Nancy Bayley, PhD, Glen P. Aylward, PhD, ABPP

The Bayley-4 Scales of Infant and Toddler Development is a comprehensive assessment tool designed to identify developmental delays in young children. It has been adapted and standardised for use in India across six languages: English, Hindi, Kannada, Marathi, Tamil, and Bengali. The Bayley-4 INDIA provides culturally relevant norms for the Cognitive, Language, and Motor scales.

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Bayley 4 Kit
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Publication date:  2025 (Coming soon)

Age range: 16 days to 42 months

Scores/interpretation: Subtest level scaled scores, domain level composite scores, percentile ranks, confidence intervals, developmental age equivalents, and growth scale values

Qualification level: B

Completion time: 30 to 70 minutes (depending upon age of child)

Administration: Paper-and-pencil

Q-global (web-based): Norms only