This study is planned to measure and compare body composition indexes and growth between typically developing children and those with disabilities in South Korea for understanding the nutritional and growth status.

• Inclusion criteria for typically developing children

  1. typically developing children in 5th and 6th grades of elementary schools
  2. children whose parents checked the agreement form distributed by schools

• Inclusion criteria for children with disabilities

  1. children and adolescent who are in special schools
  2. children whose parents checked the agreement form distributed by schools
  3. children who were able to cooperate during the body composition analysis

• Exclusion criteria for both groups

  1. those whom do not have written informed consent
  2. who are not able to stay calmly during the body composition analysis

• All measurements done at two elementary schools on the day of the annual physical examination

• Measurement of height and body weight for growth

• Measurement of body composition index: Inbody 770 and Inbody S10, body composition analyzers

Inclusion Criteria:

• Those who agreed to participate both parents and a child
• Typically developing children: among the 5th and 6th grade of two elementary schools.
• Children with neurodevelopmental disabilities: among the students in a special school.

Exclusion Criteria:

• Who do not want to participate
• Who are not possible to do the Inbody examination

1. Typically developing children who are in the 5th and 6th grades of elementary schools
2. Children with neurodevelopmental disabilities in a special school