Chapter 4 - Assessment of Abnormal Behaviour (Topic 6) Flashcards
what does DSM stand for
Diagnostic and Statistical Manual of Mental Disorders
what does ICD stand for
International Classification of Diseases
what are the Goals of DSM-5
Decrease usage of “not otherwise specified” diagnosis
Add dimensional assessments – not just presence of symptom, but also severity rating
Align with ICD
All disorders & definitions based on strong empirical evidence
what type of information does the DSM-5 consist of
Over 500 mental disorders described
Includes key clinical features of each
Prevalence, risk, course, age, culture, gender
Categorical information: name of distinct category of disorder
Dimensional information: how severe the symptoms are and how impaired the client is across various domains of functioning
what Changes to Autistic Disorders were made in the DSM-5
replaced with Autism Spectrum Disorders
what Changes to Schizophrenia were made in the DSM-5
replaced with Schizophrenia Spectrum Disorders
who is Allen Frances and what did he do
Chair of DSM-IV Task Force
what does the Categorical system entail
disorders are discrete diagnostic entities – qualitatively different
what does the Dimensional system entail
abnormal behaviour exists on a continuum – difference in quantity, not kind
does the DSM-5 follow the Categorical system or the Dimensional system
categorical system with dimensional ratings
are Most disorders dimensional or categorical
dimensional
what does Reliability entail
consistent measurement across time (test-retest) and observers (inter-rater)
what does Validity entail
appropriateness, meaningfulness, and usefulness of inferences made from test scores
Judgments can be consistent (reliable), but not valid (both raters may agree, and both may be wrong!). True or False
true
test can be reliable but not valid
but test can’t be valid and not reliable
what is Inter-rater reliability
two raters agree
what is Test-retest reliability
test scores are similar across time
what is Internal consistency reliability
test items are correlated