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3 Cards in this Set
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Hazards Ratio (HR): what does this ratio tell you
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Hazards ratio = the ratio of an event rate occuring in the treatment group compared to the event rate occuring in the non-treatment group
HR < 1 indicates that the treatment group had a significantly lower event rate than the group that did not get the treatment HR < 1 indicate that the treatment group had a much higher event rate |
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When does the Odds Ratio approximately equal the Relative Risk?
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When the prevalence of the disease is low
(ie the rare disease assumption) |
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a
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a
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