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Table 2 Relationship between caries prevalence (DMFT > 0) and variables selected

From: Dental caries and erosion status of 12-year-old Hong Kong children

Factor DMFT > 0 (n, %) Odds ratio 95% C.I. p-value
Frequency of soft drinks     
   At least once every 2 days 34, 28% 1.952 1.193 - 3.194 0.030
   Less than once every 2 days# 90, 19%    
Frequency of Vitamin C supplement drinks    
   At least once every 2 days 29, 35% 2.157 1.301 - 3.172 0.003
   Less than once every 2 days# 95, 18%    
Gender     
   Girls 73, 26% 1.751 1.141 - 2.687 0.010
   Boys# 51, 16%    
(Constant)   0.149   <0.001
  1. #Reference group.