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Developmental Co-ordination Disorder will have an impact in the gross motor, and the fine motor co-ordination of daily living activities of children and the academic performance of children with Developmental Co-ordination Disorder is low due to handwriting difficulty. There are also deficits in reading skills, working memory skills and mathematical skills. There may be problems associated with psychosocial aspects in relationship with peers and socialisation, low self-esteem, anxiety and low mood. The DCD prevalence in the United States is 5-8%, 5.6% in Egypt, 5.7% in Greek and 1.8% in the United Kingdom and 5.9% in Canada, 30% in Brazil and India it is found to be 1.6% in West India, 21.6% in Karnataka. In Tamil Nadu at Kattupakkam, it was found to be 3.22%, and Kattankulathur had 1.37%. Since there is no evidence of DCD prevalence in Primary schools at Tamil Nadu, the current study aims at finding the prevalence of DCD among primary school children at Kancheepuram. This Survey, with a cross-sectional study, was initiated. Two hundred children participated in the study. The Developmental Co-ordination Disorder Questionnaire (DCDQ) was used to identify DCD in primary school children at Kancheepuram. Seventy children were identified as DCD, and it revealed that the prevalence rate was 120.20 in 1000 children. The prevalence estimate was high in boys than in girls. There is a prevailing estimate of 120.20 in 1000 children of Developmental co-ordination disorder between the age group of 5 and 11 years exists among primary schools at Kancheepuram. The study concluded the need for early identification and intervention to promote awareness among parents and teachers in a school setting about developmental co-ordination disorder.
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