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Validity and Reliability of Newsha Cognitive, Social Communication and Motor Development Scale in Persian Speaking Children

Author(s): Zahra Jafari | Hassan Ashayeri | Saeed Malayeri | Farshid Alaedini

Journal: Iranian Journal of Psychiatry and Clinical Psychology
ISSN 1735-4315

Volume: 15;
Issue: 1;
Start page: 18;
Date: 2009;
Original page

Keywords: Development | Cognition | Social Communication

AbstractObjectives: The goal of the present study was preparing and determining the validity and reliability of “Newsha Developmental Scale” as an integrated test of cognitive, social communication and motor skills of Persian speaking children. Method: The first version of Newsha scale was prepared in three developmental milestones of “cognition”, “social communication”, and “motor” in 13 age groups from birth to 72 months. After a pilot study, the test was conducted on 593 normal children of both sexes in nurseries of Tehran province. The psychometric values were determined using test-retest reliability, inter-rater reliability, content validity and construct validity. Results: A correlation of more than 92% was found in both kinds of reliabilities (p
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