Related Experiment Video
Updated: Apr 6, 2026
Author Spotlight: 3D Movement Assessment of Maxillary Posterior Teeth in Clear Aligner Treatment
Published on: February 23, 2024
Evaluation of Prevalence and Severity of Malocclusion in South Travancore Population
R Roopesh1, K Madhav Manoj2, Binu Sidharthan3
1Professor & Head, Department of Orthodontics, PMS College of Science and Research, Thiruvananthapuram, Kerala, India.
Background:
Assess prevalence and severity of malocclus ion in 12 - 16 year old population of Travancore using IOTN index. Tertiary care setting, with the study being conducted in the Dept of Orthodontics at PMS Dental College & the samples being collected from four different dental health care centres. Study design is descriptive study.
Materials And Methods:
120 pre- treatment study models of patients aged 12-16 yrs were collected, 30 each from four dental health centres spread across the state. These casts were subjected to three stages of screening based on IOTN index to arrive at the prevalence and severity of malocclusion in the targeted group. Kappa statistics and stratified kappa statistics.
Results:
Results of the study showed that the prevalence of malocclusion and treatment need was 53.3%.
Conclusions:
The prevalence of orthodontic treatment need in South Kerala was found to be 53.3%.
More Related Videos
08:03Midface Hypoplasia and Cranial Base Morphology in Syndromic Craniosynostosis: A Comparative Analysis Study Using a Predictive Regression Model
Published on: November 4, 2025
07:26Systematic Assessment of Mammalian Skull Specimens for Dental and Temporomandibular Joint Pathology
Published on: August 22, 2022
Related Concept Videos
01:08Prevalence and Incidence
Prevalence indicates the proportion of individuals in a population who have a specific disease or health...
01:15Teeth
In the bud stage, the tooth germ (an aggregation of cells) starts to form in the developing jawbone. During the cap stage, the tooth germ differentiates into enamel organ, dental papilla, and dental sac, which will later develop into the tooth's enamel, dentin...
01:26Assessment of the Mouth
Mouth Inspection
The inspection begins with visually examining the mouth for symmetry, color, and size.
01:21Tooth Anatomy
The Crown, Neck, and Root
The visible part of the tooth is referred to as the crown. It's covered by enamel, the hardest substance in the human body. The crown is uniquely shaped for each type of tooth, allowing for different functions such as cutting, tearing, or...
01:11Oral Cavity
Teeth: The teeth are the hardest structures in our bodies. Humans have two sets of teeth throughout their lifetime: deciduous (baby) teeth and permanent teeth. Each tooth consists of several parts: the crown (visible part), the root (embedded in the jaw), enamel (hard outer...