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Table 5 Comparison of sample demographics and method of dental examination for studies finding different associations between body mass index and dental caries

From: Body mass index and dental caries in children and adolescents: a systematic review of literature published 2004 to 2011

  Positive association Negative association No association
Sample 17 9 24
Median Human Development Index 10 (Mean = 21.9; 84 (Mean = 72.11; 50.50 (Mean = 55.33;
SD = 32.9) SD = 45.55) SD = 49.69)
% Rank 1 to 2 dental examination 70.6 33.3 45.8
Median caries prevalence % 48.05 (Mean = 51.24; 59.1 (Mean = 58.03; 50.35 (Mean = 49.47;
SD = 23.39) SD = 21.59) SD = 27.21)
Median dmft/DMFT 2.12 (Mean = 2.13; 3.11 (Mean = 4.69; 2.04 (Mean = 3.04;
SD = 1.21) SD = 3.41) SD = 3.40)
Median % sample overweight 21.65 (Mean = 26.15; 20.55 (Mean = 18.77; 20 (Mean = 24.65;
SD = 14.87) SD = 15.10) SD = 17.55)
Median % sample underweight 4.2 (Mean = 12.90; 25 (Mean = 23.32; 12 (Mean = 18.75;
  SD = 24.56) SD = 15.11) SD = 14.48)