RELIABILITY OF DIAGNOSIS ABNORM – NORMS AND DIAGNOSIS #2 – LESSON #2.
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RELIABILITY OF DIAGNOSIS ABNORM – NORMS AND DIAGNOSIS #2 – LESSON #2
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Transcript of RELIABILITY OF DIAGNOSIS ABNORM – NORMS AND DIAGNOSIS #2 – LESSON #2.
RELIABILITY OF DIAGNOSISABNORM – NORMS AND DIAGNOSIS #2 – LESSON #2
RELIABILITY
• Whether the same disorder is diagnosed every time.
• Inter-rater reliability: whether different diagnosticians get the same diagnosis. ie. how objective the diagnostic criteria is.
• Test-retest: whether repeating the diagnosis will give a different result between each time.
COOPER ET AL. – NEW YORK LONDON DIAGNOSIS
• Description - An identical video clip of a patient was shown to psychiatrists from New York and London.
• Findings
• Psychiatrists from New York had a higher likelihood of diagnosing schizophrenia.
• Psychiatrists from London were more likely to diagnose mania or depression.
BECK – PSYCHIATRISTS AGREEMENT
• Description - Agreement between two psychiatrists on diagnosis for 153 patients was 54%.
• The was due to the vagueness in criteria for diagnosis and;
• The different process for diagnosis.
DI NARDO (1993):
• Two clinicians separately diagnosed 267 people seeking treatment for anxiety and stress disorders.
• They found higher reliability for obsessive compulsive disorder but lower reliability for major depression
