Reliability and Validity in Diagnosis and Classification of Schizophrenia
- Created by: Chloe_1709
- Created on: 17-12-18 12:13
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Reliability: different clincians using the same system (DSM/ICD) arrive at the same diagnosis for the same individual
Validity: assessing what it claims to be assessing (high reliability need to be valid)
Kleitman (1961): suggest reasons why diagnosis are unreliable, bc there are:
- differences between clinicains
- differences between patients
- differences between procedures used to assess patient
AO3
Coprland(1971): 132 US & UK psychiatrists given description of a patient.
- 69% of US psychiatrists diagnosed patient as SN, 2% UK = questions reliability
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