Skip to main content

Table 3 Comparison of the percentage change in HRV measures and pulse harmonics 30 min after resting or TCC exercise between the control and TCC groups

From: Increased first and second pulse harmonics in Tai Chi Chuan practitioners

Measures Control (n = 30) TCC (n = 30) P value
HRV
%mRRI (%) 8.7 (5.8 − 14.9) 2.2 (-0.5 − 6.3) <0.001
%HR (%) −8.0 (-13.0 − -5.6) −2.2 (-5.9 − 0.5) <0.001
%SDRR (%) 14.1 (-1.1 − 27.5) 1.0 (-6.7 − 6.8) 0.014
%CVRR (%) 2.9 (-4.5 − 15.6) −0.5 (-8.7 − 6.5) 0.206
%TP (%) 25.7 (-4.3 − 80.8) 2.9 (-22.1 − 29.1) 0.010
%ULFP (%) −72.4 (-88.6 − -42.2) 8.7 (-34.7 − 164.1) <0.001
%VLFP (%) 30.7 (-5.7 − 97.4) −17.4 (-35.8 − 32.3) 0.016
%LFP (%) 29.1 (3.4 − 66.4) 4.5 (-28.5 − 65.3) 0.077
%HFP (%) 29.7 (5.7 − 65.6) 16.2 (-18.0 − 70.6) 0.137
%nVLFP (%) 4.9 (-11.5 − 18.6) 1.8 (-24.4 − 26.5) 0.579
%nLFP (%) −3.0 (-11.3 − 18.7) 34.3 (-3.5 − 195.7) 0.018
%nHFP (%) 0.6 (-10.7 − 11.6) −8.8 (-38.4 − 25.2) 0.258
%LHR (%) −4.8 (-18.0 − 36.4) −4.5 (-35.0 − 26.8) 0.340
Pulse harmonics
%TPp −32.9 (-72.7 − 272.6) 17.9 (-21.0 − 39.2) 0.579
%Ph1 −39.4 (-78.4 − 262.7) 17.3 (-18.1 − 54.0) 0.186
%Ph2 −59.6 (-79.5 − 21.5) 15.3 (-22.4 − 29.4) 0.030
%Ph3 −27.1 (-70.0 − 71.3) 16.2 (-14.9 − 72.2) 0.176
%Ph4 −31.4 (-76.0 − 131.4) 26.1 (-40.8 − 65.6) 0.217
%Ph5 −11.3 (-63.3 − 165.7) 0.3 (-30.7 − 56.9) 0.620
%Ph6 7.3 (-52.6 − 526.3) 22.1 (-27.6 − 108.8) 0.842
%Ph7 −18.3 (-53.0 − 172.9) 1.7 (-33.4 − 85.0) 0.877
%Ph8 20.6 (-59.2 − 376.4) 2.0 (-43.5 − 78.2) 0.355
%nPh1 −17.8 (-51.3 − 32.7) 1.8 (-5.8 − 5.0) 0.085
%nPh2 −26.8 (-67.5 − 10.8) −2.1 (-15.5 − 17.4) 0.072
%nPh3 −20.0 (-67.3 − 34.8) 5.4 (-24.7 − 38.0) 0.212
%nPh4 −8.3 (-59.6 − 68.7) 2.9 (-30.0 − 23.1) 0.420
%nPh5 −4.0 (-56.7 − 105.0) 7.4 (-30.0 − 23.9) 0.807
%nPh6 39.5 (-41.5 − 217.5) 6.7 (-35.1 − 54.3) 0.196
%nPh7 63.8 (-28.3 − 111.6) 0.5 (-41.4 − 58.5) 0.206
%nPh8 −0.8 (-41.2 − 229.7) −4.7 (-38.4 − 32.6) 0.340
%F1 −7.8 (-13.8 − -4.4) −2.7 (-7.4 − 2.9) 0.002
  1. Values are numbers of patients or medians (25 % ~ 75 %)