ABSTRACT
Objective:To investigate the status of oral hygiene behavior of the people of 1 8 yeas old and above in Guizhou prov-ince.Methods:A total of 9 280 adults were included by multi-staged sampling from 1 2 counties in Guizhou province of China.The double entry data were processed by Epiinfo 3.5.1 and statistically analysed by SPSS 1 9.0.Results:The survey of 9 280 subjects were permanent residents from 201 0 -201 1 .1 5.9% of the total subjects experienced dental visit,those from city and contrside were 23.0%,1 2.5%;male and female were 1 4.4%,1 7.1 %,respectively.5.6% of the them experienced tooth scaling,those from city and countryside were 9.9% and 3.4%,male and female were 4.9%,6.2% respectively.The subjects with 1 time and 2 time tooth brushing a day were 58.1 % and 28.6%,respectively.6% of the subjects did not brush teeth,mainly were those over 60 years (21 .3%),those of city residents was significantly lower than countryside(7.0% vs 4.0%).Conclusion:The oral heal behavior of Guizhou residents is poor,the education of oral health should be strengthened.