Variables

109 variables.
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Module Label Name Description Type
Heart rate variability (CHRIS baseline) x0ec213c PNS param: nSD1 Third parameter used for PNS index calculation: SD1 normalized by scaling with the standard deviations of normal population Float
Heart rate variability (CHRIS baseline) x0ec214c SNS param: nSD2 Third parameter used for SNS index calculation: SD2 normalized by scaling with the standard deviations of normal population Float
Heart rate variability (CHRIS baseline) x0ec207a t_RR start Time point of the first beat in the RR series, expressed in seconds Float
Heart rate variability (CHRIS baseline) x0ec207b t_RR end Time point of the last beat in the RR series, expressed in seconds Float
Heart rate variability (CHRIS baseline) x0ec202 total length of the ECG Total length of the ECG recording, expressed in seconds Float
Heart rate variability (CHRIS baseline) x0ec208 total number of beats Total number of beats Integer
Heart rate variability (CHRIS baseline) x0ec233 VLF peak (Welch) Very Low Frequency (VLF) band peak frequency, with PSD estimated using Fast Fourier transformation (FFT) based Welch's periodogram method, expressed in Hz Float
Heart rate variability (CHRIS baseline) x0ec250 VLF peak (AR) Very Low Frequency (VLF) band peak frequency, with PSD estimated using parametric autoregressive (AR) modeling method, expressed in Hz Float
Heart rate variability (CHRIS baseline) x0ec219 pNN50 pNN50: NN50 divided by the total number of RR intervals Float
109 variables.