Classification and Diagnosis of Schizophrenia
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- Created on: 27-09-16 10:01
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- Classification and Diagnosis of Schizophrenia
- Reliability
- Cultural Differences
- Copeland (1971)
- 194 British Psychologists (ICD)and 134 US Psychologists (DSM)
- 69% of US diagnosed Schizophrenia but only 2% of British said the same
- 194 British Psychologists (ICD)and 134 US Psychologists (DSM)
- Harrison et al (1984)
- Overdiagnosis in West Indian psychiatric pateinets in Bristol
- Copeland (1971)
- Gender Bias
- Loring and Powell (1988)
- 290 Psychiatrists asked to diagnose same two patients
- When they were told patient was male 56% diagnosed schizophrenia but when told the patient was female this fell to 20% despite having identical symptoms.
- Gender Bias wasnt as clear if psychiatrist was female
- Gender Bias comes from both gender of patient and gender of psychiatrist
- Gender Bias wasnt as clear if psychiatrist was female
- When they were told patient was male 56% diagnosed schizophrenia but when told the patient was female this fell to 20% despite having identical symptoms.
- 290 Psychiatrists asked to diagnose same two patients
- Loring and Powell (1988)
- Co-Morbidity
- Having two or more conditions at the same time.
- It could be some symptoms belong to a known mental disorder but others belong to an untreated disorder that hasn't been recognised
- Having two or more conditions at the same time.
- Cultural Differences
- Validity
- Co-Morbidity
- Having two or more conditions at the same time.
- It could be some symptoms belong to a known mental disorder but others belong to an untreated disorder that hasn't been recognised
- Having two or more conditions at the same time.
- Symptom Overlap
- Ellason and Ross(1995)
- Found people with Dissociative Identity Disorder(DID) have more symptoms of schizophrenia than people being diagnosed schizophrenic
- Read (2004)
- Most people who are diagnosed with schizophrenia have sufficient symptoms of other disorders that they could receive at least one other diagnosis
- Ellason and Ross(1995)
- Gender Bias
- Broverman et al (1970)
- Rosenhan (1973)
- Got people with no mental health issues to present themselves at a psychiatric hospital saying they were hearing voices
- They were admitted and became Pseudo-patients
- Rosenhan did a follow up study which he said he would send pseudo-patients - In reality he sent none
- This lead to a 21% detection rate
- Got people with no mental health issues to present themselves at a psychiatric hospital saying they were hearing voices
- Co-Morbidity
- Reliability
- found clinicians in the US equated mentally "healthy" adult behaviour with mentally "healthy" adult behaviour.
- Broverman et al (1970)
- As a result there was a tendency for women to be perceived as mentally less healthy.
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