Convert d to Number Needed to Treat

This function calculates the number needed to treat from continuous measures (Cohen's d) using Kraemer and Kupfer (2006) formula.

Usage

d_to_nnt(d = NULL)

Arguments

d

the effect size

Value

nnt values from d

References

Kraemer H.C., Kupfer D.J. (2006) Size of treatment effects and their importance to clinical research and practice. Biolological Psychiatry, 59, 990–996. https://doi.org/10.1016/j.biopsych.2005.09.014

Examples

d_to_nnt(d = .25)
#> [1] 7.126761