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Number Needed To Treat
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Summary
Number Needed To Treat
(NNT) is a
Measure used in epidemiology
to indicate how many
Patients need to be treated
with a
Particular therapy
to
Prevent one additional adverse outcome
. A
Lower NNT
indicates a
More effective treatment
, as fewer
Patients need to be treated
to achieve a
Beneficial effect
.
Concepts
Absolute Risk Reduction
Relative Risk Reduction
Efficacy
Clinical Trials
Cost-effectiveness
Patient Outcomes
Evidence-based Medicine
Risk-benefit Analysis
Experimental Event Rate
Relevant Degrees
Public and Professional Organization of Health 100%
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