From: Comparison of HRV indices obtained from ECG and SCG signals from CEBS database
HRV index | \(R^2\) value | Robust model fit method |
---|---|---|
Mean NN | 0.9984 | LSq |
SDNN | 0.8354 | LAR |
RMSSD | 0.1436 | LSq |
NN50 | 0.8417 | LAR |
pNN50 | − 0.0893 | LAR |
\({{\text{PSD}}}_{{\text{LF}}}\) | 0.9997 | LSq |
\({{\text{PSD}}}_{{\text{VLF}}}\) | 0.8349 | LAR |
\({{\text{PSD}}}_{{\text{HF}}}\) | 0.9997 | LSq |
LF/HF | 0.9938 | LAR |