nsr2db/nsr013 : NN/RR = 0.989163 AVNN = 0.732313 SDNN = 0.150207 SDANN = 0.142751 SDNNIDX = 0.0391914 rMSSD = 0.0183831 pNN20 = 0.246317 pNN50 = 0.0139013 TOT PWR = 0.0255743 ULF PWR = 0.023969 VLF PWR = 0.000925095 LF PWR = 0.000432523 HF PWR = 0.000247711 LF/HF = 1.74608