Skip to main content
. 2018 Jan 12;8:648. doi: 10.1038/s41598-017-18913-7

Table 5.

T-test results for calculated Rc, Xmax, and PAmax values between diabetic patients and controls.

Variable Males (n = 52) Statistics Females (n = 38) Statistics
Diabetics (n = 26) Controls (n = 26) P-values Diabetics (n = 19) Controls (n = 19) P-values
Rc-RA (Ω) 262.21 ± 20.26 262.65 ± 35.43 0.957 299.59 ± 29.53 319.69 ±  38.25 0.078
Rc-LA (Ω) 267.11 ± 23.08 266.17 ± 35.74 0.911 298.56 ± 33.39 324.66 ± 36.96 0.028*
Rc-RL (Ω) 142.86 ± 12.87 149.86 ± 17.32 0.104 158.84 ± 17.55 171.22 ± 24.03 0.078
Rc-LL (Ω) 147.80 ± 12.98 150.92 ± 17.97 0.477 160.66 ± 18.19 174.42 ± 24.01 0.054
Xmax-RA (Ω) 28.03 ± 3.10 31.44 ± 4.27 0.002** 29.74 ± 3.99 34.05 ± 5.88 0.012**
Xmax-LA (Ω) 27.00 ± 2.54 30.29 ± 4.36 0.002** 27.95 ± 3.77 32.00 ± 4.27 0.004**
Xmax-RL (Ω) 17.00 ± 2.45 19.53 ± 2.91 0.001** 15.58 ± 3.39 19.87 ± 4.58 0.002**
Xmax-LL (Ω) 16.84 ± 2.34 18.54 ± 3.43 0.041* 15.66 ± 3.53 19.64 ± 4.57 0.005**
PAmax-RA (deg.) 6.11 ± 0.52 6.67 ± 0.46 <0.001*** 5.67 ± 0.52 5.96 ± 0.46 0.080
PAmax-LA (deg.) 5.78 ± 0.45 6.28 ± 0.34 <0.001*** 5.29 ± 0.46 5.61 ± 0.38 0.027*
PAmax-RL (deg.) 6.81 ± 0.95 7.45 ± 0.94 0.017* 5.57 ± 0.85 6.59 ± 0.96 0.001**
PAmax-LL (deg.) 6.52 ± 0.90 7.06 ± 1.33 0.092 5.56 ± 0.89 6.39 ± 0.92 0.008**

Rc and Xc: the center of the fitted circle, Xmax: the maximum reactance, PAmax: the angle between the radial direction at Xmax and the horizontal axis.