TÌNH TRẠNG NHA CHU VÀ NHU CẦU ĐIỀU TRỊ Ở TRẺ 5, 12 TUỔI DÂN TỘC THÁI Ở HUYỆN CON CUÔNG, TỈNH NGHỆ AN NĂM 2015

Abstract

A cross-sectional descriptive study was implemented to assess periodontitis and treatment needs among children aged 5 and 12 years of Thai ethnic group in Con Cuong district, Nghe An province. The study was completed in May 2015 with 473 children aged 5 years in 9 preschools and 476 children aged 12 years in 9 secondary schools, applying the methodology of investigation and classification of WHO-2013. Research results showed that: The rates of bleeding gums were classified as medium both 5-year-old children (21.8%) and 12-year-old children (43.1%). The rates of tartar were 6.3% for 5 year old children and 68.7% for 12 year old children. The rate of plaque were 52.2% for 5 year old children and 81.3% for 12 year old children. Average sextant tartar were 0.11 for 5 years old children and 1.42 for 12 year old children. Predominantly tartar was one-third of the tooth surface toward the tooth neck. Mean sextant plaque were 1.37 for 5 year old and 2.36 for 12 year old children. The OHI-S score of 5-year-old children was classified good (0.32±0.42); no difference between boys and girls, mainly plaque, PI was higher than CI. The OHI-S score of 12 year old children was classified as good (1.54±0.66). The PI index between boys (0.71±0.28) and girls (0.55±0.28), and the OHI-S index between boys (1.69±0.68) and girls (1.38±0.64), had statistically significant differences (p<0.05). All children needed instruction and care in oral hygiene. 68.7% of 12 year old children needed to have their teeth tartar shaved.