Variables | ESRD patients (n = 51) | Healthy control subjects (n = 51) | P value |
---|---|---|---|
Traditional HRV analysis | |||
 Mean RR (msec) | 779 (733–858) | 754 (690–836) | 0.137 |
 SDNN (msec) | 36 (28–50) | 71 (59–95) | < 0.001 |
 RMSSD (msec) | 12 (8–15) | 18 (13–29) | < 0.001 |
 pNN50 (%) | 0.14 (0.02–1.06) | 1.77 (0.42–6.64) | < 0.001 |
 VLF (msec2) | 18 (10–41) | 68 (45–142) | < 0.001 |
 LF (msec2) | 50 (23–178) | 333 (234–790) | < 0.001 |
 HF (msec2) | 34 (14–65) | 106 (46–270) | < 0.001 |
 TP (msec2) | 109 (55–280) | 511 (376–1232) | < 0.001 |
 lnVLF (msec2) | 2.88 (2.32–3.69) | 4.23 (3.85–4.84) | < 0.001 |
 lnLF (msec2) | 3.91 (3.17–5.17) | 5.81 (5.46–6.61) | < 0.001 |
 lnHF (msec2) | 3.51 (2.68–4.13) | 4.67 (3.86–5.48) | < 0.001 |
 lnTP (msec2) | 4.69 (4.10–5.62) | 6.24 (5.94–7.11) | < 0.001 |
 LF/HF | 1.68 (0.84–3.96) | 3.42 (2.37–6.85) | < 0.001 |
 SD1 (msec) | 8 (5–10) | 12 (9–20) | < 0.001 |
 SD2 (msec) | 14 (10–23) | 31 (26–47) | < 0.001 |
 ApEn | 1.47 (1.36–1.52) | 1.36 (1.27–1.46) | < 0.001 |
 α1 | 1.07 (0.83–1.26) | 1.32 (1.15–1.49) | < 0.001 |
 α2 | 0.62 (0.49–0.71) | 0.52 (0.46–0.61) | 0.005 |
MSE analysis | |||
 Slope 5 | 0.04 (−0.04–0.08) | 0.10 (0.07–0.15) | < 0.001 |
 Area 1–5 | 3.90 (3.29–4.49) | 4.39 (3.95–5.24) | 0.004 |
 Area 6–15 | 11.62 (9.13–12.85) | 12.63 (11.42–13.65) | 0.013 |
 Area 6–20 | 18.10 (14.34–20.28) | 19.79 (18.19–21.70) | 0.017 |