Calculate partial correlations

Calculate partial correlation coefficients and confidence limits via Fishers z-transform

Usage

partialcor(formula, data, level = 0.95, ...)

Arguments

formula

formula speciying the covariates and optionally the outcomes to calculate partial correlation for

data

data.frame

level

Level of confidence limits

...

Additional arguments to lower level functions

Value

A coefficient matrix

Author

Klaus K. Holst

Examples

m <- lvm(c(y1,y2,y3)~x1+x2)
covariance(m) <- c(y1,y2,y3)~y1+y2+y3
d <- sim(m,500)
partialcor(~x1+x2,d)
#>             cor        z         pval   lowerCI   upperCI
#> y1~y2 0.5359140 13.30023 2.307666e-40 0.4701186 0.5957859
#> y1~y3 0.5145458 12.64428 1.203234e-36 0.4468121 0.5764142
#> y2~y3 0.5320687 13.18067 1.133819e-39 0.4659177 0.5923050