Trivandrum Developmental Screening Chart
# Trivandrum Developmental Screening Chart

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

## History

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

## Test

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.

