issues with diagnosis

Question 1

Reliability

Answer 1

measure of consistency of diagnosis

Question 2

how do you measure reliability

Answer 2

inter rater- two clinicians independently get the same diagnosis

test-retest- on separate visits diagnosis the same

Question 3

How is Cheniaux and example of issues with diagnosis

Answer 3

tested inter rater reliability of 100 patients with DSM and ICD
it was poor- one diagnosed 26 with DSM and 44 with ICD
the other diagnosed 13 with DSM and 24 with ICD
flaws in diagnosis- under or over diagnosis

Question 4

what is validity

Answer 4

measure what you intend to measure

Question 5

symptom overlap

Answer 5

symptoms of schizophrenia and another disorder being similar
Eg DID has more sz symptoms than most schizos

Question 6

co morbidity

Answer 6

when two conditions co occurs
Buckely found 50% with depression

Question 7

criterion validity

Answer 7

accuracy of diagnostic symptoms actually diagnosing

Question 8

Gender bias

Answer 8

Boverman deemed women more mentally unstable than men so more diagnosed

Question 9

culture bias

Answer 9

Copeland: 134 US/ 194 B psychiatrists
US diagnosed 69%
B diagnosed 2%
Harrison also found over diagnosis of West Indies
all about social norms

Question 11

Rosenhans study

Answer 11

Sent 12 pseudo patients into hospital- they had no mental issues- all get diagnosed with Sz- staff do know know they are fake- low accuracy