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Table 2 Baseline characteristics of study subjects in the cohort study

From: High serum uric acid within the normal range is a useful predictor of hypertension among Japanese community-dwelling elderly women

Baseline Characteristics N = 391

Men N = 146

Women N = 245

P-value*

Age (years)

66 ± 7

67 ± 7

0.287

Body mass index (kg/m2)

22.1 ± 2.3

21.3 ± 2.8

0.005

Smoking habit (never/past/light/heavy (%))

39.7/34.2/5.5/20.5

96.7/1.2/0.8/1.2

< 0.001

Alcohol consumption (never/occasional/light/heavy (%))

25.3/26.0/13.7/34.9

67.8/24.9/4.5/2.9

< 0.001

History of Cardiovascular disease (%)

3.4

2.4

0.548

Systolic blood pressure (mmHg)

121 ± 11

122 ± 12

0.608

Diastolic blood pressure (mmHg)

74 ± 8

71 ± 8

< 0.001

Antihypertensive medication (%)

0

0

1.000

Triglycerides (mg/dl)

85 (63–131)

79 (59–107)

0.007

HDL cholesterol (mg/dl)

63 ± 17

71 ± 18

< 0.001

LDL cholesterol (mg/dl)

116 ± 29

127 ± 28

< 0.001

Antilipidemic medication (%)

8.2

22.0

< 0.001

Hemoglobin A 1c (%)

5.6 (5.4–5.9)

5.6 (5.4–5.8)

0.566

Antidiabetic medication (%)

9.6

1.6

0.001

Estimated GFR (ml/min/1.73 m2/year)

74.6 ± 8.9

75.4 ± 9.3

0.397

Serum uric acid (mg/dL)

5.9 ± 1.2

4.5 ± 1.0

< 0.001

  1. HDL High-density lipoprotein, LDL Low-density lipoprotein, GFR Glomerular filtration ratio. Data presented are mean ± standard deviation. Data for triglycerides and HemoglobinA1c is skewed, and presented as median (interquartile range) values. * P-value: Student’s t-test for the continuous variables or the χ2 -test for the categorical variables. Bold values indicate significance (p < 0.05)