nsr2db/nsr021 :
NN/RR    = 0.997563
AVNN     = 0.827876
SDNN     = 0.136031
SDANN    = 0.128827
SDNNIDX  = 0.0560221
rMSSD    = 0.0272606
pNN20    = 0.441229
pNN50    = 0.0578965
TOT PWR  = 0.0176607
ULF PWR  = 0.0149192
VLF PWR  = 0.00196862
LF PWR   = 0.000510563
HF PWR   = 0.000262291
LF/HF    = 1.94655