“…8 Many studies have evaluated the oral health status of schoolchildren in many parts of Tamil Nadu and also other places of India, but no studies reported on the oral health status of Thanjavur children, hence the present cross-sectional study was conducted among 204 schoolchildren of both private-and government-sector schools (Table 1). 8 Chidambaram, Tamil Nadu 5-15 63.83% Sukhabogi et al 10 Hyderabad, Andhra Pradesh 12 41.4% Good oral hygiene-39.1% 15 Poornima et al 11 Davanagere city, Karnataka 8-9 60.1% Kalaskar et al 12 Vidarbha region, Maharashtra 6-16 65.70% Arora and Bhateja 13 Mathura city, Uttar Pradesh 12 57% 84%-good oral hygiene; 16%-fair oral hygiene Behal et al 14 Kashmir, J & K 6-12 45.48% 42.8% good oral hygiene Prasad et al 15 West Godavari district, Andhra Pradesh 11-14 63.5%…”