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Table 1 Baseline characteristics of the study population

From: Difference in blood pressure between early and late menopausal transition was significant in healthy Korean women

 

Premenopause

Menopausal transition

Postmenopause

P-value

Variable

(n=809)

Early (n=317)

Late (n=414)

(n=661)

Age, year

46.8±2.5

47.5±2.4

49.6±2.8

52.2±3.1

<.001

BMI, kg/m2

23.0±3.1

22.8±3.0

23.0±3.1

23.4±3.1

0.006

WC, cm

78.3±7.8

78.2±7.2

78.9±8.0

80.1±8.0

<.001

Smoking, n (%)

24(4.2)

6(2.7)

10(3.5)

19(4.3)

0.734

SBP, mmHga

102.9±12.5

102.6±11.3

106.0±13.7

105.2±12.2

<.001

DBP, mmHga

66.9±9.7

66.2±8.7

69.1±10.3

68.2±9.3

<.001

Hypertension, n (%)

     

 Normal

683(84.6)

261(82.3)

305(74.4)

490(74.5)

<.001

 Prehypertension

71(8.8)

31(9.8)

49(12.0)

73(11.1)

 

 Hypertension

53(6.6)

25(7.9)

56(13.7)

95(14.4)

 

Menopause symptoms, score (0–6)

     

 Vasomotor

0.5±0.9

0.7±1.0

1.1±1.4

1.6±1.6

<.001

 Psychosocial

1.1±1.1

1.4±1.2

1.6±1.3

1.8±1.4

<.001

 Physical

1.5±1.0

1.8±1.1

1.9±1.2

2.0±1.2

<.001

 Sexual

1.1±1.3

1.5±1.5

1.8±1.7

2.5±1.9

<.001

Glucose, mg/dL

95.1±13.6

94.2±15.7

96.5±16.9

96.8±15.1

0.032

HDL-cholesterol, mg/dL

63.1±14.7

63.8±14.8

64.5±15.7

62.3±15.7

0.100

LDL-cholesterol, mg/dL

117.3±28.3

118.1±29.0

128.2±33.3

131.9±32.1

<.001

Triglycerides, mg/dL

90.2±53.9

93.0±56.1

97.5±58.9

102.2±54.6

<.001

HOMA-IR

1.5±1.1

1.4±0.9

1.3±1.0

1.5±1.1

0.121

GGT, U/L

19.1±24.7

18.0±14.6

20.9±22.3

25.1±30.1

<.001

FreeT3, pg/mL

2.8±0.4

2.9±0.3

2.9±0.4

3.0±0.4

<.001

Uric acid, mg/dL

4.1±0.8

4.0±0.8

4.3±0.9

4.4±0.9

<.001

  1. Continuous variables are reported as mean±SD and compared by ANOVA; categorical variables are reported as n (%) and compared by the chi-square test
  2. Abbreviations: BMI body mass index; WC waist circumference; SBP systolic blood pressure; DBP diastolic blood pressure; GGT gamma-glutamyltransferase; FreeT3 free triiodothyronine
  3. aThe numbers of premenopause, early menopausal transition, late menopausal transition and postmenopause for SBP and DBP were 775, 296, 380 and 586, respectively