This study goal is to compare two indices in Egyptian children aged 3-6 years in caries detection and time needed for assessment which will contribute to variable data for pediatric oral health assessment locally and globally.

This study will ensure that patients receive precise evaluations and guide early, appropriate preventive measures or treatments. Over time, this will contribute to reducing caries progression and related complications. Also, Parents become more aware of their children's dental health status, emphasizing the importance of early detection and intervention. Furthermore, Comparing the indices will provide insights into which tool is most efficient and reliable for detecting caries in children 3-6 years old.

Inclusion Criteria:

• Children aged 3 to 6 years.
• Both genders.
• No underlying medical conditions affecting oral health.

Exclusion Criteria:

• Uncooperative patient.
• Children with cognitive impairments that prevent understanding the study procedures.
• Parents refused.

This study will be conducted at the outpatient clinics of the Pediatric and Dental Public Health Department among group of (3-6) years old- Faculty of Dentistry, Cairo University - Egypt.