Pearson Correlation Matrix
> r0
               GWSUM      IKSUM    Geslacht
GWSUM     1.00000000 0.07057393 -0.25588735
IKSUM     0.07057393 1.00000000  0.09972394
Geslacht -0.25588735 0.09972394  1.00000000


Partial Pearson Correlation Matrix (Shrinkage Method)
> r1
               GWSUM      IKSUM    Geslacht
GWSUM     1.00000000 0.07082752 -0.20153729
IKSUM     0.07082752 1.00000000  0.08909425
Geslacht -0.20153729 0.08909425  1.00000000
attr(,"lambda")
[1] 0.2320842
attr(,"lambda.estimated")
[1] TRUE
attr(,"class")
[1] "shrinkage"
attr(,"spv")
    GWSUM     IKSUM  Geslacht 
0.9565649 0.9891484 0.9537565