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Table 1 Baseline characteristics of male subjects participating in the present study (n = 500)

From: Hyperinsulinemia correlates with low levels of plasma B-type natriuretic peptide in Japanese men irrespective of fat distribution

  mean ± SD [range or n (%)]
Age, years 55 ± 9 (30-74)
Body mass index (BMI), kg/m2 24.2 ± 3.0 (14.8-36.5)
Visceral fat area (VFA), cm2 127 ± 54 (3-294)
Subcutaneous fat area (SFA), cm2 136 ± 56 (5-361)
Blood glucose, mg/dL 110 ± 18 (78-284)
Fasting immunoreactive insulin (IRI), μIU/mL 6.7 ± 4.5 (0.6-42.3)
HbA1c (NGSP),% 5.8 ± 0.6 (4.6-10.2)
Systolic blood pressure (SBP), mmHg 123 ± 12 (91-174)
Diastolic blood pressure (DBP), mmHg 78 ± 8 (47-100)
Triglyceride, mg/dL 140 ± 95 (35-871)
High-density lipoprotein cholesterol (HDL-cholesterol), mg/dL 56 ± 13 (32-97)
Low-density lipoprotein cholesterol (LDL-cholesterol), mg/dL 122 ± 28 (39-199)
Estimated glomerular filtration rate (eGFR), mL/min 73.7 ± 12.8 (41.9-128.5)
Plasma B-type natriuretic peptide (BNP), pg/mL 10.8 ± 13.0 (2.0-159)
Smoking (none/ex-/current-smoker) 131/240/129
Diabetes mellitus (under medication) 24 (17)
Hypertension (under medication) 116 (115)
Dyslipidemia (under medication) 63 (59)
Past history of CAD/CVD 5/3
  1. CAD, coronary artery disease, CVD, Cerebrovascular disease
  2. Glomerular filtration rate was estimated by eGFR = 194 × serum creatinine-1.094 × age-0.287