Table 2: Statistical Evaluation of Test- Retest Correlation (n=10). Max/min During Deep Respiration and the Posture Index, which do not Significantly Contribute to Normal Data, are Marked in Grey

Statistical value DR: VC DR: RMSSD DR:max-min VR Rest:VC Rest: RMSSD DR: max/min PI
Pearson r 0.794 0.697 0.709 0.248 0.188 0.709 0.736 0.529
p-value <0.01 <0.03 <0.03 n.s. n.s. <0.03 <0.02 n.s.

DR = deep respiration; VM = valsava manoeuvre; Rest = HRV at rest; PI = posture index , VC = coefficient of variation; RMSSD = root mean square of successive differences.