Zilmer Chapter 3 Flashcards
an objective, comprehensive assessment pf a wide range of cognitive and behavioral areas f functioning
Neuropsychological evaluation
the science of measuring human traits or abilities, is concerned with the standardization of psychological and neuropsychological tests
psychometrics
a task or set of tasks administered under standard conditions and designed to assess some aspect of a person’s knowledge or skill
standardized test
degree of consistency
split-half, test-test, internal consistency, chronbach’s alpha
reliability
does test measure what it claims to?
validity
does content of test items make sense given construct that test claims to measure?
content validity
does test measure psychological construct it claims to measure?
construct validity
does test accurately measure current ability or forecast some future behavior?
criterion validity
the frequency with which a pathologic condition is diagnosed in the population tested
base rate
neuropsychological tests
achievement, aptitude, behavioral/ adaptive, intelligence, neuropsychological, personality, vocational
test: profit from experience
achievement
test: profit from future training and educational experiences
aptitude
test: basic adaptive behaviors (self care, communication, socialization)
behavioral/ adaptive
test: ability to adapt to novel situations quickly
intelligence
test: brain-behavior relationships
neuropsychological
test: psychopathology and ability to adapt and cope with stress
personality
test: success in a specific occupation or profession
vocational
crystallized intelligence
acquired knowledge
fluid intelligence
ability to deal with new and unusual problems
when someone is faking a symptom to try and get disability diagnosis
malingering
information regarding an individual’s ability in comparison with others
normative data
a patient scoring worse than this is labeled impaired; a patient scoring better is labeled as within normal limits
cutoff score
tests that have cutoff scores so that as few errors as possible arise in classifying a disease entity - may include false-positive errors
test sensitivity
tests assessing general areas of cognitive functioning, including sustained attention or immediate memory - may result in false-negative errors
test specificity
neuropsychological items
sensation, perception, attention/ concentration, motor skills, verbal functions/ language, visuospatial organization, memory, judgment/ problem solving