Global distribution of malocclusion traits: A systematic review.
Maged Sultan AlhammadiEsam S HalboubMona M Salah FayedAmr LabibChrestina El-SaaidiPublished in: Dental press journal of orthodontics (2019)
Worldwide, in mixed and permanent dentitions, Angle Class I malocclusion is more prevalent than Class II, specifically among Africans; the least prevalent was Class III, although higher among Mongoloids in mixed dentition. In vertical dimension, open bite was highest among Mongoloids in mixed dentition. Posterior crossbite was more prevalent in permanent dentition in Europe.