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Table 1 Baseline characteristics of subject

From: Diagnostic performance analysis for diabetic cardiovascular autonomic neuropathy based on short-term heart rate variability using Bayesian methods: preliminary analysis

Variable

Total sample

non-DCAN

DCAN

P value

Demographic information

 N

56

22

34

 

 Age (years)

59.21 ± 8.22

59.82 ± 9.7

58.91 ± 7.64

0.769

 Gender male (%)

24 (42.86 %)

10 (45.45 %)

19 (55.88 %)

0.340

 Height (cm)

164.32 ± 6.74

163.82 ± 6.69

164.57 ± 6.89

0.767

 Weight (kg)

63.88 ± 9.61

63.91 ± 10.29

63.87 ± 9.5

0.991

 WC (cm)

84.29 ± 6.73

82.82 ± 6.26

85 ± 6.97

0.385

 SBP (mmHg)

125.85 ± 10.62

120.31 ± 10.62

129.26 ± 11.22

0.013

 DBP (mmHg)

81.23 ± 9.59

79.26 ± 8.79

82.68 ± 9.39

0.156

Laboratory assays

 FPG (mmol/L)

6.84 ± 1.93

6.56 ± 1.78

7.02 ± 2.01

0.025

 TC (mmol/L)

5.35 ± 1.05

5.2 ± 1.01

5.45 ± 1.08

0.365

 TG (mmol/L)

1.86 ± 1.07

1.78 ± 1.02

1.91 ± 1.09

0.452

 HDL (mmol/L)

1.30 ± 0.30

1.27 ± 0.28

1.32 ± 0.31

0.619

 LDL (mmol/L)

3.14 ± 0.79

3 ± 0.71

3.23 ± 0.89

0.767

 UA (μmol/L)

292.34 ± 82.65

276.62 ± 79.65

302.51 ± 85.65

0.477

HRV measurement

 HR (bpm)

73.62 ± 11.09

71.3 ± 7.98

74.81 ± 12.31

0.265

 TP (ms2)

731.49 ± 895.49

832.61 ± 814.17

679.56 ± 941.02

0.550

 LF (ms2)

144.85 ± 245.48

155.49 ± 228.32

139.38 ± 256.73

0.819

 LFnu

16.82 ± 9.81

17.13 ± 7.25

16.66 ± 10.99

0.867

 HF (ms2)

191.28 ± 460.81

204.79 ± 283.98

184.33 ± 532.87

0.877

 HFnu

20.08 ± 15.01

20.66 ± 14.24

19.78 ± 15.57

0.837

 LF/HF

1.33 ± 1.15

1.46 ± 1.33

1.26 ± 1.05

0.554

Medical history

 Smoking yes (%)

15 (41.67 %)

5 (22.73 %)

10 (29.41 %)

0.956

 HT yes (%)

36 (64.29 %)

13 (59.09 %)

23 (67.65 %)

0.471

 MS yes (%)

32 (57.14 %)

11 (50.00 %)

21 (61.76 %)

0.856

 DM duration

7.3 ± 1.45

6.55 ± 1.60

7.66 ± 1.28

0.026

 PH duration

4.4 ± 1.38

1.86 ± 1.03

5.61 ± 1.34

0.001

  1. WC waist circumference, SBP systolic blood pressure, DBP diastolic blood pressure, FPG fasting plasma glucose, TC serum total cholesterol, TG triglyceride, UA uric acid, HDL high-density lipoprotein cholesterol, LDL low density lipoprotein cholesterol, HR heart rate, TP total power of variance, LF low frequency, HF high frequency, MS metabolic syndrome, HT hypertension, DM diabetes