Screen Time and Language Development in Toddlers Assessed With the Bayley-4

This cross-sectional study investigated whether caregiver-reported daily screen time is associated with language development in toddlers aged 12 to 42 months, measured with the Bayley-4. Receptive language was the primary outcome; expressive language, cognitive, and motor scaled scores were secondary. The study was conducted at the pediatric outpatient clinics of a tertiary care city hospital in Türkiye.

NCT Number	NCT07731386
Lead Sponsor	Kayseri City Hospital
Conditions	Language Development, Screen Time, Child Development
Enrollment	153 participants
Start Date	2025-08-05
Primary Completion	2026-05-01 (estimated)
Study Completion	2026-05-01 (estimated)
Updated on ClinicalTrials.gov	2026-07-28