Table 2.
Values of HRV indices at enrollment for FHN Patients with available data for nonlinear HRV Indices. Results are shown as mean ± standard deviation.
| Variables | All (N=210) | Diabetic (N=85) | Non-diabetic (N=118) | |||
|---|---|---|---|---|---|---|
| N | N | N | ||||
| Detrended Fluctuation Analysis | 210 | 1.07 ± 0.07 | 85 | 1.08 ± 0.07 | 118 | 1.07 ± 0.07 |
| Quadratic Detrended Fluctuation Analysis | 210 | 1.05 ± 0.07 | 85 | 1.05 ± 0.08 | 118 | 1.05 ± 0.07 |
| Spectral Power Slope | 210 | 1.32 ± 0.22 | 85 | 1.40 ± 0.22§ | 118 | 1.26 ± 0.21 |
| Sample Entropy (2,0.15) | 210 | 0.638 ± 0.344 | 85 | 0.644 ± 0.324 | 118 | 0.642 ± 0.364 |
| Multiscale Entropy Slope Sample Entropy | 210 | 0.0088 ± 0.0614 | 85 | −0.014 ± 0.060# | 118 | 0.025 ± 0.058 |
| Multiscale Entropy Slope Approximate Entropy | 210 | 0.0099 ± 0.0691 | 85 | −0.019 ± 0.065 | 118 | 0.030 ± 0.066 |
| Approximate Entropy (2,0.15) | 210 | 0.909 ± 0.372 | 85 | 0.913 ± 0.364 | 118 | 0.916 ± 0.384 |
| Percent Deleted Heart Beats | 210 | 4.47 ± 5.87 | 85 | 5.06 ± 7.29 | 118 | 4.15 ± 4.76 |
Significant differences between diabetic and non-diabetic groups are shown in bold font:
§
p-value≤0.0001,
#
p-value<0.05.