Table 1 Baseline characteristics in subjects according to presence of erectile dysfunction.

From: Association between serum high-sensitivity C-reactive protein levels and erectile dysfunction: a cross-sectional study of Chinese male population

Variable*

Erectile dysfunction (n = 597)

No erectile dysfunction (n = 918)

P- value†

Age (y)

38 (31, 46)

34 (28, 40)

<0.001

IIEF-5

17 (14, 19)

23 (22, 24)

<0.001

SBP (mm Hg)

120 (110, 130)

118 (110, 126)

0.004

DBP (mm Hg)

80 (70, 84)

78 (70, 80)

0.024

BMI (kg/m2)

23.45 (20.98, 25.73)

23.03 (20.79, 25.27)

0.098

FBG (mmol/L)

5.47 ± 1.41

5.31 ± 1.21

<0.001

TG (mmol/L)

1.18 (0.80, 1.90)

1.17 (0.78, 1.74)

0.292

HDL-C (mmol/L)

1.35 (1.17, 1.57)

1.35 (1.18, 1.58)

0.945

LDL-C (mmol/L)

3.0 (2.52, 3.52)

2.88 (2.41, 3.40)

0.004

TC (mmol/L)

5.74 (5.06, 6.49)

5.53 (4.94, 6.19)

<0.001

TT (ng/ml)

6.07 ± 1.96

6.29 ± 1.90

0.030

hs-CRP (mg/L)

0.66 (0.31, 1.53)

0.48 (0.21, 1.03)

<0.001

Smoking status, n (%)

Never

251 (42.1)

428 (46.6)

0.08

Former

27 (4.5)

30 (3.3)

0.21

Current

319 (53.4)

460 (50.1)

0.206

Alcohol consumption, (%)

508 (85.1)

782 (85.2)

0.96

Physical activity, (%)

209 (35.0)

346 (37.7)

0.29

  1. *Median (interquartile range) or percentage.
  2. †Differences between means were compared using unpaired Student’s t test or Mann-Whitney U test; Categorical variables were compared by χ2 test.
  3. Abbreviations: SBP, systolic blood pressure; DBP, diastolic blood pressure; BMI, Body mass index;WC, waist circumference; FBG; fasting blood glucose; TG, triglyceride; TC, total cholesterol;HDL-C, high-density lipoprotein cholesterol; LDL-C, low-density lipoprotein cholesterol; TT, total testosterone; hs-CRP, High-sensitivity C-reactive protein.
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