frequency of deep bite in orthodontic patients at the armed forces Institute of Dentistry, Rawalpindi

ABSTRACT

The objective of this study was to evaluate the frequency of deep bite among orthodontic patients who presented at the Department of Orthodontics, AFID, Rawalpindi during a time period of 7 years. The orthodontic treatment records of 1856 patients were evaluated for the presence of anterior deep bite. Patient's study casts and pre-treatment photographs were used for this propose. All the patients included in the study were in the permanent dentition stage. Three hundred sixty eight patients out of 1856 had anterior deep bite with an incisor overlap of more that 3 mm. Of these, 368 patients 238 were females and 130 were males. The patients were divided into two groups. Grade 1 deep bite, having an incisor overlap of more than 3 mm without palatal irritation and Grade 2 deep bite, having an overlap of more than 3 mm with trauma to the palatal mucosa. The occurrence of deep bite among these patients was 19.8% out of which 64.6% were females and 35.4% were males