IDENTIFICATION OF MALINGERED HEAD-INJURY ON THE WECHSLER ADULT INTELLIGENCE SCALE - REVISED

Nonlitigating head injured patients (N = 67) were compared with 67 age -, IQ-, and occupation-matched participants who were instructed to mal inger head trauma symptoms on the Wechsler Adult Intelligence Scale-Re vised (WAIS-R). Discriminant function analysis based on the WAIS-R sub tests and a Vocabulary-Digit Span difference score were able to accura tely classify 79% and 71% of the cases, respectively Decision rules cr oss-validated successfully in several independent groups of clinical m alingerers. Head injured patients seem to show a pattern of WAIS-R sub test scores that can be discriminated from the profile produced by ind ividuals who attempt to malinger head trauma symptoms.