Fig. 2From: Trends of dental caries in permanent teeth among 12-year-old Chinese children: evidence from five consecutive national surveys between 1995 and 2014Trend of DT, MT, FT in Chinese 12-year-old children from1995 to 2014. DT The mean number of decayed teeth among all participants examined; MT The mean number of missing teeth among all participants examined; FT The mean number of filled teeth among all participants examinedBack to article page