Test | ICC (Mean Measure) | Confidence Interval (95%) | P | Cronbach’s Alpha |
SDNN | 0.395 | −0.461 - 0.805 | 0.130 | 0.395 |
RMSDD | 0.445 | −0.339 - 0.821 | 0.094 | 0.445 |
LF | 0.835 | 0.601 - 0.947 | <0.001 | 0.835 |
HF | 0.850 | 0.638 - 0.952 | <0.001 | 0.850 |
LF/HF | 0.866 | 0.677 - 0.957 | <0.001 | 0.866 |
HR | −0.614 | −2.892 - 0.479 | 0.799 | −0.614 |