| number needed to harm |
(NNH): the number of patients who, if they received the experimental treatment, would lead to one additional person being harmed, compared with patients who receive the control treatment. Calculated as 1/ARI.
출처: www.cefpas.it/ebm/tools/glossary.htm
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| number needed to treat |
(NNT): the number of patients who must be exposed to an intervention before the clinical outcome of interest occurred; for example, the number of patients needed to treat to prevent one adverse outcome. Calculated as 1/ARR
출처: www.cefpas.it/ebm/tools/glossary.htm
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| number needed to treat |
a measure of treatment effect that providesthe number of patients who need to be treated to prevent one outcome event.It is the inverse of absolute risk reduction (l / absolute risk reduction);ie: l / ( P c - P t ). For instance, if the results ofa trial were that the probability of death in a control group was 25 % andthe probability of death in a treatment group was 10%, the number neededto treat would be 1 / (0.25 - 0.10) = 6.7 patients. ...
출처: www.sbu.se/Filer/Content0/publikationer/1/literatu...
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| number |
A symbol showing position in a series. A concept of quantity.
출처: www.sasklearning.gov.sk.ca/docs/elemath/glossary.h...
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| number |
a measure of quantity defined as the name of a class of isomorphous (map one-to-one) sets. Objective/Subjective: With the emergence of sentiency in System 3, one distinguishes objective and subjective. The objective vector stands for number of political votes, social contacts, economic dollars, intellectual bits and aesthetic aesthetes that are actually possessed by an actor. ...
출처: www.corebooksweb.com/definitions.htm
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