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Table 7 Comparisons of HRV measurement in the group of patients with and without LVH

From: Heart rate variability and target organ damage in hypertensive patients

  Patients with LVH Patients without LVH P values
  Mean St. Dev. Quartiles Mean St. Dev. Quartiles  
    1st 2nd 3rd    1st 2nd 3rd  
AVNN 846.9 121.8 772.6 829.5 916.8 883.1 129.2 789.9 863.7 963.8 0.071
SDNN 123.5 37.0 101.5 118.3 142.3 118.4 36.0 91.8 112.7 142.4 0.247
SDANN 111.2 37.6 88.0 106.7 128.7 105.9 36.3 79.4 99.0 129.5 0.304
SDNN IDX 51.9 15.0 42.7 49.5 60.8 49.5 15.2 38.5 47.8 58.4 0.127
RMSSD 32.8 14.5 22.9 29.2 36.4 36.4 18.1 23.1 32.4 42.3 0.123
pNN50 9.9 10.3 3.2 7.1 11.9 11.2 9.4 3.4 9.2 17.0 0.163
TOTPWR 18472 12108 10873 15952 21928 17029 10776 8958 14057 22697 0.288
ULF 15018 10082 8177 12029 18491 13872 9043 7093 11412 18656 0.347
VLF 1892 1255 1074 1668 2393 1697 1206 923 1336 2086 0.105
LF 896 782 429 704 1092 744 619 369 556 912 0.072
HF 666 694 210 483 757 716 622 261 502 965 0.316
LF/HF 1.74 0.99 1.03 1.60 2.08 1.28 0.74 0.81 1.03 1.51 <0.001
  1. St. Dev. standard deviation.
  2. The p-values refer to Wilcoxon test.