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. 2010 Oct 4;8:114. doi: 10.1186/1477-7525-8-114

Table 1.

Frequency distribution of the sample (n = 1612) according to variables; Belo Horizonte, Brazil, 2009

Variables Frequency n (%)
Gender
 Male 672 (41.7)
 Female 940 (58.3)
Age (years)
 11-12 856 (53.1)
 13-14 756 (46.9)
Dental caries
 Free of teeth with untreated lesion 1161 (72.0)
 One or more teeth with untreated lesion 451 (28.0)
Malocclusion
 Absent 1108 (68.7)
 Present 504 (31.3)
Socioeconomic status
 Low social vulnerability 931 (57.8)
 High social vulnerability 681 (42.2)
TDI
 Absence of fractures 1337 (82.9)
 Untreated TDI 211 (13.1)
 Treated TDI 56 (3.5)
 Both untreated and treated TDI 8 (0.5)