highly significantp<0.0001
All three ratios showed highly significant power exponent β (β for ratio between systolic and diastolic SR long = −0.07±0.02, p<0.0001; β for ratio between systolic and diastolic SR circ = −0.06±0.01, p<0.0001; β for ratio between systolic and diastolic SR rad = −0.06±0.02, p<0.0001).