Number Needed To… $ave?

Number Needed To… $ave?

The 'Number Needed to Treat' (NNT) is a useful measure for estimating the number of patients that would need to receive a therapeutic intervention to avoid one of the adverse events that the treatment is designed to prevent. We explored the possibility of an adaption of NNT to estimate the 'Number Needed to $ave' (NN$) as a new, conceptual systems metric to estimate potential cost-savings to th...

Number needed to treat (NNT); number needed to harm (NNH).

Number Needed to Treat

Deriving number-needed-to-treat and number-needed-to-harm from the SAINT I trial results.

Deriving Number-Needed-to-Treat and Number-Needed-to-Harm From the Saint I Trial Results To the Editor: In their recent publication regarding interpretation of the Stroke-Acute Ischemic NXY Treatment (SAINT I) trial,1 Koziol and Feng use the definition, but not the derivation method, for number-needed-to-treat (NNT) and number-needed-to-harm (NNH) that was previously described.2 As a result the...

Number needed to treat and baseline risks.