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14 Cards in this Set
- Front
- Back
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What is sensitivity? |
The degree by which a test identifies subjects that SHOULD be positive |
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What can you say about a test that has high sensitivity? |
If the test is NEGATIVE, you can rule out the condition/dx because the positives are so reliable |
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What kind of errors can you rule out with a test with high sensitivity? |
Type 2 errors (false negatives) |
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What is specificity? |
The degree by which a test identifies subjects that SHOULD be negative |
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What can you say about a test that has high specificity? |
With high specificity, a test that is POSITIVE will RULE IN that condition/dx because the negatives are so reliable |
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What kind of errors can you rule out when a test has high specificity? |
Type 1 errors (false positives) |
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What is validity? |
The test is measuring what it’s supposed to measure |
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What is reliability |
The consistency or accuracy of obtaining a measure |
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Inter-rater Reliability |
Tool has good reliability between two different raters |
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What is Intra-rater reliability? |
Tool has good reliability when the same rate uses the tool twice |
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What is Interval Data? Give an example |
Quantative Data Has equal units of measure Ex: Mean, standard deviation |
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What is Ordinal Data? Give an example |
Qualitative Data Rank Ordered Ex: median, MMT scales, sensation test scores |
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What is Nominal Data? Give an example |
Qualitative Data Classification/Grouping %, mode, diagnosis, blood type, gender |
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What is ratio or cardinal data? What is an example? |
Has an absolute zero Length in cm, mass in kg (weight) |
