Correlation Coefficients across fingers
Right R-PIP3 R-PIP4 R-PIP5 Left L-PIP3 L-PIP4 L-PIP5
R-PIP2 0.65* 0.41 0.45 L-PIP2 0.85* 0.74* 0.60*
R-PIP3   0.63* 0.56* L-PIP3   0.84* 0.62*
R-PIP4     0.52* L-PIP4     0.78*