A function for estimating the correlation from a paired samples t-test. Useful for when using tsum_TOST and the correlation is not available.
extract_r_paired(m1, sd1, m2, sd2 = NULL, n, tstat = NULL, pvalue = NULL)
An estimate of the correlation.
mean of group 1.
standard deviation of group 1.
mean of group 2.
standard deviation of group 2.
Sample size (number of pairs)
The t-value from a paired samples t-test
The two-tailed p-value from a paired samples t-test
Lajeunesse, M. J. (2011). On the meta‐analysis of response ratios for studies with correlated and multi‐group designs. Ecology, 92(11), 2049-2055