Caries & Minimal Intervention Study ✓ Peer reviewed

Trends in dental caries and related factors among second-grade students in Dongying District, 2018-2022.

BMC oral health · Shuxia S, Zhihui G, Jianyong Q, Min Z, Rui Z · 2026-07-21

A regional policy offering free pit and fissure sealants and school oral health education in Dongying reduced permanent tooth decay rates among second-grade students between 2018 and 2022, though primary tooth decay improvements were minimal and treatment rates remained low.

A plain-English summary of the study's own findings — we don't add our own claims or interpretation. Read the full paper for the complete methods and results, and apply your own clinical judgement.

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