Comparative validity of two WAIS-R short forms with clients of low IQ. 1985

J P Haynes

This study investigated the validity of two- and four-subtest combinations as estimates of WAIS-R Full Scale IQ among clients of low IQ (N = 100). Differences between the short-form means were small and nonsignificant. The correlation between Full Scale IQ and two-subset estimates was .86 and was .92 for the four-subtest estimate. These account for 74% and 85% of the variance, respectively. The two-subtest form correctly classified 69% of the subjects by intelligence category, and the four-subtest form correctly classified 85%. It was concluded the four-subtest form is superior as a screening device when complete administration of the WAIS-R is not feasible.

UI MeSH Term Description Entries
D007360 Intelligence The ability to learn and to deal with new situations and to deal effectively with tasks involving abstractions.
D008297 Male Males
D008607 Intellectual Disability Subnormal intellectual functioning which originates during the developmental period. This has multiple potential etiologies, including genetic defects and perinatal insults. Intelligence quotient (IQ) scores are commonly used to determine whether an individual has an intellectual disability. IQ scores between 70 and 79 are in the borderline range. Scores below 67 are in the disabled range. (from Joynt, Clinical Neurology, 1992, Ch55, p28) Disability, Intellectual,Idiocy,Mental Retardation,Retardation, Mental,Deficiency, Mental,Intellectual Development Disorder,Mental Deficiency,Mental Retardation, Psychosocial,Deficiencies, Mental,Development Disorder, Intellectual,Development Disorders, Intellectual,Disabilities, Intellectual,Disorder, Intellectual Development,Disorders, Intellectual Development,Intellectual Development Disorders,Intellectual Disabilities,Mental Deficiencies,Mental Retardations, Psychosocial,Psychosocial Mental Retardation,Psychosocial Mental Retardations,Retardation, Psychosocial Mental,Retardations, Psychosocial Mental
D008875 Middle Aged An adult aged 45 - 64 years. Middle Age
D011594 Psychometrics Assessment of psychological variables by the application of mathematical procedures. Psychometric
D005260 Female Females
D006801 Humans Members of the species Homo sapiens. Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D000293 Adolescent A person 13 to 18 years of age. Adolescence,Youth,Adolescents,Adolescents, Female,Adolescents, Male,Teenagers,Teens,Adolescent, Female,Adolescent, Male,Female Adolescent,Female Adolescents,Male Adolescent,Male Adolescents,Teen,Teenager,Youths
D000328 Adult A person having attained full growth or maturity. Adults are of 19 through 44 years of age. For a person between 19 and 24 years of age, YOUNG ADULT is available. Adults
D014888 Wechsler Scales Tests designed to measure intellectual functioning in children and adults. National Adult Reading Test,WAIS-R,WISC-IV,WISC-V,WMS-IV-NL,WPPSI,Wechsler Adult Intelligence Scale-Revised,Wechsler Intelligence Scale for Children,Wechsler Intelligence Scales,Wechsler Preschool and Primary Scale of Intelligence,Wechsler Test of Adult Reading,Intelligence Scales, Wechsler

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