Method
Participants
The research participants included children who, in accordance with the
International Classification of Diseases, Tenth Revision (ICD-10; The World Health
Organization, 2010), the diagnostic system used in Latvia, have been diagnosed with
one of the following forms of disorder: intellectual impairment (F70, F71), specific
learning disabilities (F81) or language impairment (F80)1
. In this study were included
76 children (49 boys and 27 girls) ages from 8 to 13 years old (see Table 1), who were
chosen from a larger sample of 165 pupils ages 7 to 13 years old. Included in this study
were only those children for whom ABAS-II Parent form or Teacher form ratings were
available. Excluded from the study were those children whose adaptive behavior ratings
were disproportionally high (for example, the parent having reported the maximum
rating for a child in the ID group). The intellectual impairment group included only
those children whose Full Scale IQ score on the WISC-IV intelligence test for children
was below 69.