Reliability & Validity - diagnosis
- Created by: georgiasadler
- Created on: 25-02-15 19:05
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- Reliability & Validity (Health Psych)
- Validity
- Criterion validity
- When two or more manuals make a similar diagnosis
- Concurrent validity
- People with the same diagnosis should share some features not used in a diagnosis
- Memory impairment in schizophrenics
- People with the same diagnosis should share some features not used in a diagnosis
- Etiological validity
- The same causes found in all people who have the same illness
- Predictive validity
- If a diagnosis is valid, you should be able to predict the prognosis
- Criterion validity
- Reliability
- Test re-test reliability
- Get a diagnosis, test later, and get the same diagnosis
- Inter-rater reliability
- More than one clinician comes up with the same diagnosis on the same person
- Test re-test reliability
- Validity
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