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Table 2 Comparison of HRV parameters between groups

From: Patterns of heart rate variability and cardiac autonomic modulations in controlled and uncontrolled asthmatic patients

  HS CA UA P values
N = 40 N = 37 N = 43 Non-Adjusted Adjusted for MHR Adjusted for MHR and AAT
Mean (SD) Mean (SD) Mean (SD)  
LnTP (ms2/Hz) 6.68 (1.31) 7.40 (1.27) 6.64 (1.49) HS vs. CA = 0.023* HS vs. CA = 0.037* HS vs. CA = 0.673
HS vs. UA = 0.885 HS vs. UA = 0.857 HS vs. UA = 0.314
CA vs.UA = 0.015* CA vs.UA = 0.019* CA vs.UA = 0.020*
LnVLF (ms2/Hz) 5.47 (1.12) 5.87 (1.02) 5.36 (1.47) HS vs. CA = 0.157 HS vs. CA = 0.163 HS vs. CA = 0.821
HS vs. UA = 0.673 HS vs. UA = 0.950 HS vs. UA = 0.481
CA vs.UA = 0.065 CA vs.UA = 0.076 CA vs.UA = 0.080
LnLF (ms2/Hz) 5.50 (1.43) 6.23 (1.30) 5.53 (1.47) HS vs. CA = 0.026* HS vs. CA = 0.042* HS vs. CA = 0.658
HS vs. UA = 0.911 HS vs. UA = 0.668 HS vs. UA = 0.141
CA vs.UA = 0.030* CA vs.UA = 0.033 CA vs.UA = 0.031*
LnHF (ms2/Hz) 5.32 (1.76) 6.41 (1.65) 5.31 (1.84) HS vs. CA = 0.008* HS vs. CA = 0.016* HS vs. CA = 0.490
HS vs. UA = 0.979 HS vs. UA = 0.761 HS vs. UA = 0.346
CA vs.UA = 0.006* CA vs.UA = 0.007* CA vs.UA = 0.008*
LF Norm (nu) 54.1 (17.3) 45.6 (16.4) 54.2 (17.6) HS vs. CA =0.021* HS vs. CA =0.053 HS vs. CA =0.406
HS vs. UA =0.748 HS vs. UA =0.896 HS vs. UA =0.716
CA vs.UA =0.041* CA vs.UA =0.025 CA vs.UA =0.030*
HF Norm (nu) 45.9 (17.3) 54.4 (16.4) 45.8 (17.6) HS vs. CA =0.031* HS vs. CA =0.053 HS vs. CA =0.406
HS vs. UA =0.983 HS vs. UA =0.896 HS vs. UA =0.716
CA vs.UA =0.026* CA vs.UA =0.025* CA vs.UA =0.030*
LnLF/HF 0.19 (0.76) −0.19 (0.75) 0.22 (0.86) HS vs. CA = 0.040* HS vs. CA = 0.054 HS vs. CA = 0.438
HS vs. UA = 0.838 HS vs. UA = 0.983 HS vs. UA = 0.558
CA vs.UA = 0.022* CA vs.UA = 0.025* CA vs.UA = 0.029*
  1. AAT Anti-asthma treatments, CA Controlled asthmatic, HF High frequency, HF Norm normalized high frequency, HRV Heart rate variability, HS Healthy subjects, LF Low frequency, LF Norm normalized low frequency, Ln Natural logarithm, MHR Mean heart rate, SD Standard deviation, TP Total power, UA Uncontrolled asthma, VLF Very low frequency, * Statistically significant.