Term
| What is concurrent validity? |
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Definition
| When the result of a study or test matches the results from another study or matches data collected at the same time. |
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Term
| When would a diagnosis using the DSM have concurrent validity? |
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Definition
| If it gives the same mental disorder as another diagnosis done at the same time. |
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Term
| What is the condition that must be present for a diagnosis to have concurrent validity? |
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Definition
| The first diagnosis must be valid. |
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Term
| What is predictive validity? |
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Definition
| Two results are compared for validity in different time periods. |
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Term
| How would predictive validity be tested? |
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Definition
| A result would be collected from a test. A while later, the same feature would be tested in a different way. If the tests match, the result is valid. |
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Term
| What is an example of predictive validity? |
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Definition
| The DSM could be used to diagnose a disorder, and some time later, a diagnosis using something such as doctor comments could be compared to the first diagnosis. If the results match, there is predictive validity in both the diagnosis and the DSM. |
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Term
| What is convergent validity? |
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Definition
| A test result is close to another test result that measures the same thing. |
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Term
| How would convergent validity be tested? |
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Definition
| A correlational test would be carried out using two scales measuring the same thing, and the patient's score should correspond on both scales. |
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Term
| What is the difference between convergent validity and the other kinds? |
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Definition
| In convergent validity the two things being measured should be exactly the same thing, but in the other types there can be different ways of measuring. |
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Term
| What was Nicholls (2000)'s procedure |
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Definition
| Compared the reliability of the DSM-IV, ICD-10, and Great Ormond Street's own classification system for children with eating disorders. |
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Term
| Nicholls (2000): What was the reliability of the ICD-10? |
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Definition
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Term
| Nicholls (2000): What was the reliability of the DSM and why? |
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Definition
| 64%, but 50% of raters agreed they couldn't make a diagnosis |
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Term
| Nicholls (2000): What was the reliability of Great Ormond Street's own system? |
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Definition
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Term
| What was Nicholls (2000)'s conclusion? |
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Definition
| Neither ICD-10 or DSM-IV were reliable when diagnosing eating disorders in children |
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Term
| What was Pontizovsky et al (2006)'s procedure? |
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Definition
| Israeli psychiatric hospital, compared a patient's diagnosis on admission and on release. |
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Term
| What were Pontizovsky's results for mood disorder patients? |
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Definition
| 94.2% had the same diagnosis when they were admitted and when they were released. |
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Term
| What were Pontizovsky's results for psychotic patients? |
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Definition
| 83.8% had the same diagnosis |
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