Table 1:
Fundamental Correlations Between Time Domain Measures (Grouped Left) and Frequency Domain Measures (from [6,30])
Correlations
Time Domain
Frequency Domain
TP
VLF
LF
HF
SDNN, SDANN, HRVtri.ind., TINN
x
SDNNindex
X
x
RMSSD, pNN50
X