Reliability and validity- schizophrenia
- Created by: ellalouise_
- Created on: 28-02-19 11:16
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- Reliability and Validity
- Test-Retest
- When two tests are done and both reach the same result even though they are conducted at different times.
- Culture Differences
- There is a large differences between cultures when diagnosing schizophrenia
- Luhrmann et al (2015) studied 60 adults--> 20 from Ghana, India and the USA.
- Ghana and India heard positive voices.
- USA heard more negative voices.
- Gender Bias
- Diagnostic categories are more biased towards one gender.
- Boverman et al (1970) males naturally act more mentally healthy.
- Which means that females are more likely to be diagnosed with schizophrenia
- As their behaviour naturally seems more abnormal
- Which means that females are more likely to be diagnosed with schizophrenia
- Symptom Overlap
- Some schizophrenia symptoms are seen in order disorders.
- Ellason and Ross (1995) found people with dissociative identity disorder (DID) had some schitz symptoms
- Co-morbidity
- Two or more disorders at the same time
- Swets et al (2014) carried out a meta-analysis.
- Found that 12% of schtz patients fulfilled the OCD criteria.
- Test-Retest
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