Epidemiology Calculators
Number Needed to Treat
How many were in the experimental group?
How many controls were there?
Enter the Number of People into these Cells:
Numbers
No Improvement or Disease Progressed
Experienced Adverse Effects
Experimental
Controls
OR
Enter the
Percent of Experimental Group
and
Percent of Control Group
into those Cells:
Percentages
No Improvement or Disease Progressed
Experienced Adverse Effects
Experimental
Controls
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Laburd@medicine.nodak.edu
.
