Evaluation of oral hygiene status and periodontal health in Down′s syndrome subjects in comparison with normal healthy individuals

Aim of the study was to assess the oral hygiene status and periodontal status of Down's syndrome (DS) and normal subjects. The study was undertaken at Opportunity School at Vepery, Chennai, India. Two hundred subjects were selected. Among them100 were DS subjects and100 healthy normal subjects were selected (students from Madha School, Chennai, India) for comparison. All were screened for oral hygiene and periodontal status by OHI-Sand Community Periodontal Index of Treatment Needs (CPITN). Statistical analysis was done by Pearson's correlation coefficient. The results showed that the DS subjects had decreased prevalence rate of periodontitis.