Trivandrum Developmental Screening Chart
Trivandrum Developmental Screening Chart (TDSC)
Trivandrum Developmental Screening Chart is a quick test to screen development in children. It uses 17 items chosen from the Bayley Scales of Infant Development (BSID) Baroda Norms. It was developed at the Child Development Centre, SAT Hospital, Government Medical College, Trivandrum, Kerala, in 1991 and has been tested in both hospital and community settings against the Denver Developmental Screening Test.
Key points:
- Sensitivity: 66.7% and specificity: 78.8%
- Can be used by community health workers for mass screening
- Takes about 5 minutes per child
- Measures mental and motor development milestones in the first 2 years
- Requires only a pencil and a set of keys as test items
This page was last edited on 3 February 2026, at 09:33 (CET).