Trivandrum Developmental Screening Chart

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Trivandrum Developmental Screening Test (TDSC) is a developmental screening test for children. It was developed by selecting 17 test items from BSID (Baroda Norms).[1][2]


It was developed and designed at the Child Development Centre, SAT Hospital, Government Medical College, Trivandrum, Kerala in 1991[2]


It was validated both at the hospital and the community level against the standard Denver Developmental Screening Test.

With a sensitivity of 66.7% and specificity of 78.8%, it can be used even by community level health worker for mass screening and takes around 5 minutes to complete.[2]

Includes adequate mental and motor development milestones spread over the first 2 years.

Requires only a pencil and a bunch of keys as test items.

See also[edit]


  1. ^ Ghai, OP; Paul, Vinod; Bagga, Arvind (2009). Essential Pediatrics, 7th Edition. CBS Publishers & Distributors Pvt Ltd. pp. 22–41. ISBN 9788123917771.
  2. ^ a b c Nair, MK; George, B; Philip, E; Lekshmi, MA; Haran, JC; Sathy, N (August 1991). "Trivandrum Developmental Screening Chart.". Indian pediatrics. 28 (8): 869–72. PMID 1725519.