B7-078 Psychiatric Assessment Flashcards
consistency of a test
reliability
how much a test measures what it is supposed to
validity
a valid test appears to measure what it should
face validity
a valid test can predict a score on another metric
criterion validity
obtained experimentally, a valid test is highly related to other test scores that it should be and highly unrelated to tests it shouldnt be
construct validity
the proportion of individuals with the condition of interest that are correctly identified as having the condition of interest
sensitivity
the proportion of individuals without the condition of interest correctly identified as not having the condition of interest
specificity
the proportion of individuals with a positive test result that are correctly diagnosed and have the condition of interest
positive predictive value
the proportion of individuals with a negative test result that are correctly diagnosed and do not have the condition of interest
negative predictive value
how to calculate sensitivity, specificity, PPV and NPV using the 4 square method
calculation for Z score
allows you to compare score to broader population
symptom checklists are […] band measures
narrow
(PHQ-9, FAQ, GAD-7, etc)
personality inventories are […] band measures
broad
(MMPI, PAI, MCMI, etc)
projective tests, like the Rorschach test, are […] band measures
broad
standard cutoff of impairment for MMSE
23
is the MOCA or MMSE better for evaluating executive function?
MOCA
(is more comprehensive in general)