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Table 3 Caries prevalence according to the variables studied in the 12-year-old Dai children

From: Dental and periodontal status of 12-year-old Dai school children in Yunnan Province, China: a cross-sectional study

Independent variable

DMFT > 0 (n, %)

p-value

Gender

  Boy

160 (40 %)

0.017

  Girl

206 (49 %)

 

Location of residence

 

0.169

  Town

181 (47 %)

 

  Village

185 (43 %)

 

Brush teeth twice or more daily

 

0.524

  Yes

129 (42 %)

 

  No

192 (39 %)

 

Take sugary snacks daily

 

0.015

  Yes

208 (44 %)

 

  No

113 (35 %)

 

Visit a dentist within last year

 

0.413

  Yes

99 (43 %)

 

  No

224 (39 %)