Comparison of cephalometric variables between adult Spanish and Japanese women with Class I malocclusion.

Objective: To our knowledge, no study has compared the facial and dental morphology of adult Latin and Japanese populations. The purpose of this study was to assess differences in the facial and dental morphology between adult Spanish and Japanese women with Class I malocclusion using lateral cephalograms.

Materials And Methods: The lateral cephalograms of 33 adult Spanish and 33 adult Japanese women were traced and digitized by a single investigator.