The Status of Caries in Schoolchildren of Changchun City, China

A comparison between 2001 and 2005

Abstract

The purpose of this study was to investigate the changes in the status of caries in schoolchildren who lived in Changchun City, China, by comparing the results of surveys in 2001 and 2005. In both years, the subjects were children aged 6-12 years. A total of 194 children (97 males and 97 females)was evaluated in 2001 and 214 children (101 males and 113 females) in 2005.
The percentage of caries children with caries, the dft index, the DFT index, the ratio of dft and the ratio of DFT were higher in 2005 than in 2001. The percentage of the teeth with caries,52.3%, could be classified as severe, and 68.9% were secondary.
As the results, the dental health of sch oolchildren in Changchun City, China has deteriorated.