Table 1 Baseline Characteristics of study participants and their Univariate Association with menopausal status

From: Effect of Menopausal Status on Carotid Intima-Media Thickness and Presence of Carotid Plaque in Chinese Women Generation Population

 

premenopause

postmenopause

P value

No.

998

1133

 

Age, y

44.7 (42.4, 46.8)

56.0 (52.5, 62.8)

<0.001

BMI, kg/m2

24.2 (22.0, 26.2)

24.7 (22.6, 27.2)

<0.001

Smoking, %

13 (1.3)

22 (1.9)

0.306

Drinking, %

5 (0.5)

1 (0.1)

0.105

Hypertension, %

196 (19.6)

577 (50.9)

<0.001

Diabetes, %

44 (4.4)

168 (14.8)

<0.001

Dyslipidemia, %

321 (32.2)

655 (57.8)

<0.001

Uric acid, umol/l

229.0 (192.3,271.0)

261.0 (215.0, 315.6)

<0.001

CRP, mg/l

0.8 (0.4, 1.5)

1.2 (0.7, 2.6)

<0.001

HCY, umol/l

9.2 (6.3, 12.5)

11.7 (8.9, 15.7)

<0.001

ICAS

106 (10.6)

153 (13.5)

0.046

ECAS

31 (3.1)

287(2.4)

0.351

PAD

22 (2.3)

33 (3.0)

0.340

  1. Data are median (25% interquartile range, 75% interquartile range) or n (%).
  2. Arterial Stenosis: Intracranial Artery Stenosis (ICAS) or Extracranial Artery Stenosis(ECAS) or Peripheral Artery Disease(PAD); BMI: Body Mass Index; CRP: C Reaction Protein; HCY: Homocysteine.
  3. Premenopausal group: age more than 40 years with regular bleeding without hormone replacement therapy;
  4. Postmenopausal group: with an amenorrhea; or with regular bleeding with hormone replacement therapy.
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