Fig. 4From: Dentofacial characteristics of oral breathers in different ages: a retrospective case–control studyIntra-groups association values (Pearson’s x 2 odds ratio) for qualitative variables, n2 (924), 13 to 18 years of age, with oral and nasal breathing. *Significant values. The variables that showed significant associations and the risk of disease were Class II, SM and ILAFHBack to article page