Abstract
Objective To investigate the recurrence rate of the corrected crossbite in deciduous dentition and to explore the potential influencing factors. Methods Prospective controlled clinical trial was carried out in 109 patients whose deciduous crossbite had been corrected. The recurrence rate and the potential influencing factors were investigated. Results (1) The recurrence rate in the investigation was 46. 8%. (2) The potential influencing factors included occurrence of the negative ANB angle, the posterior crossbite, the improper oral habits, the retained primary teeth and the feeding method. (3) Feeding method and retained deciduous teeth might be the most powerful factors contributed to the recurrence of the crossbite in deciduous dentition. Conclusions The recurrence rate of the crossbite in deciduous dentition was high and the mechanism of recurrence was comprehensive. Key words: Deciduous dentition crossbite; Recurrence incidence; Remarkable influence factors; Influence mechanism
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