Cross-sectional Study on White Spot Lesions and its Association with Dental Caries Experience among School Children.

Aim: To evaluate the association of white spot lesions (WSLs) with existing dental caries experience and other clinical parameters among children aged 7-12 years.

Design: A cross-sectional comparative study on 407 children using Nyvad's caries diagnostic criteria was performed on the permanent first incisors and molars. Accordingly, they were grouped as cases (presence of caries) and controls (sound).