The Pattern of Malocclusion: A Single Centre Study on 300 Orthodontic Patients

Muhammad Azeem1             BDS, FCPS

Muhammad Ilyas2                 BDS, FCPS

Waheed Ul Hamid3               BDS, MCPS, MS, MOrth

Ahmad Shamim4                   BDS


Identifying malocclusion frequency in different populations can help to determine the manpower needed in orthodontics. The aim of present research was to determine the distribution of malocclusion in Pakistani orthodontic patients.

Material and Methods: 

A Descriptive Cross Sectional study at orthodontic department, de’Montmorency College of dentistry, Lahore, from 1.5.2016 to 1.5.2017. A group of 300 orthodontic patients were included. Clinical examination was done to find whether the participants had class I, II and III. The Exclusion criteria were, patients having previous orthodontic fixed appliance treatment, history of trauma, recent extractions, having bridges and TMJ splint treatment. The prevalence of malocclusion and its distribution was determined. The data was analyzed using SPSS 20. The mean age and gender distribution was calculated.


The prevalence of class I, II and  III were found to be 65%, 26%, and 9% respectively. The mean age was 19.21 ± 3.76 years. Out of 300, 195 (65%) patients had class I malocclusion, 78 (26%) had class II and 27 (9%) had class III malocclusion. The male to female ratio was 1:2.


Class I malocclusion was the most prevalent followed by class II and class III. However all the classes were independent in relation to both the age and gender.

KEYWORDS: Prevalence, Malocclusion, Pattern.

HOW TO CITE: Azeem M, Ilyas M, Ul Hamid W, Shamim A. The Pattern of Malocclusion: A Single Centre Study on 300 Orthodontic Patients. J Pak Dent Assoc 2017; 26(3): 107-111.


Received: 12 July 2017,  Accepted: 30 August 2017