nsr2db/nsr025 :
NN/RR    = 0.963143
AVNN     = 0.651129
SDNN     = 0.0856361
SDANN    = 0.0733775
SDNNIDX  = 0.0428594
rMSSD    = 0.0246337
pNN20    = 0.329507
pNN50    = 0.0415535
TOT PWR  = 0.0076825
ULF PWR  = 0.00588992
VLF PWR  = 0.000789416
LF PWR   = 0.000585274
HF PWR   = 0.000417908
LF/HF    = 1.40049