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CTIM:
EBM tools List

Therapy Math
Calculate RD, RR, NNT

Power Calculator
Calculate sample size or the power of a study

Risk vs Odds Calculator
Calculator converting risks to odds and vice-versa

Diagnostic test 2x2 table
Calculate diagnostic test characteristics with this interactive table.

Likelihood Ratio Nomogram (Fagan)
Interactive visual tool to arrive at post-test probability
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