nsrdb/17453 :
NN/RR    = 0.982975
AVNN     = 0.736617
SDNN     = 0.0984115
SDANN    = 0.0839824
SDNNIDX  = 0.0535681
rMSSD    = 0.0346376
pNN20    = 0.522454
pNN50    = 0.129119
TOT PWR  = 0.0101758
ULF PWR  = 0.00740711
VLF PWR  = 0.00143922
LF PWR   = 0.000846858
HF PWR   = 0.000482604
LF/HF    = 1.75477