Table 4 Comparison of heart rate variability between research group and control group
From: Ambulatory blood pressure monitoring in children suffering from orthostatic hypertension
Indicator | Control group | Research group | t | P |
|---|---|---|---|---|
SDNN (ms) | 121.31 ± 32.54 | 154.23 ± 9.56 | 3.795 | 0.000 |
SDANN (ms) | 122.96 ± 5.40 | 142.68 ± 3.21 | 4.127 | 0.002 |
rMSSD (ms) | 76.08 ± 3.21 | 77.52 ± 3.62 | 1.238 | 0.301 |
pNN50 (%) | 26.30 ± 4.52 | 27.51 ± 2.36 | 1.542 | 0.181 |
CV | 0.12 ± 0.000 | 0.12 ± 0.000 | 0.310 | 0.823 |
TP | 9532.21 ± 452.13 | 12,311.25 ± 411.23 | 3.421 | 0.001 |
ULF | 4231.10 ± 369.21 | 6987.48 ± 398.41 | 4.259 | 0.000 |
VLF | 2896.41 ± 231.41 | 3961.80 ± 357.12 | 2.361 | 0.010 |