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5 Cards in this Set
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Risk estimates
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based on prior observations of similar patients
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Why develop risk estimates?
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Average for group not apply to individual
50% survival rate may be 1-year for treated group and 6-months for the non-treated group Your patient may only live 1-month after treatment started. Average experience for group not useful to predict precise outcome for individual |
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Average experience for group important for ...
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... making management decisions for individual
Average survival time after treatment for group increased by 1- month verses 1-year Average for group 1-year; your patient may be 2-weeks. On average if base management on experience of group you will make better decisions |
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Exposure =
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= cause
Having contact with or possessing a risk factor |
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Outcome =
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= effect
The result of exposure to a particular risk factor Outcome may be disease, recovery, survival time or other health related event |
