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Table 1 Characteristics of the study subjects

From: Waist circumference and insulin resistance: a cross-sectional study of Japanese men

Variable Value
Age (year), mean (SD) 50.5 (3.7)
Body mass index (kg/m2), mean (SD) 24.0 (2.7)
Waist circumference (cm), mean (SD) 83.7 (7.2)
Current smoking (%) 48.2
Alcohol use (%) 66.1
Physical activity (MET-hours/week)*, median (IQR) 16 (5–27)
Serum total cholesterol (mg/dL), mean (SD) 206.7 (34.5)
Serum HDL cholesterol (mg/dL), mean (SD) 57.2 (16.4)
Serum triglycerides (mg/dL), median (IQR) 127 (91–178)
Fasting plasma glucose (mmol/L), median (IQR) 5.6 (5.2–6.0)
Fasting plasma insulin (pmol/L), median (IQR) 34 (22–50)
HOMA-IR, median (IQR) 1.18 (0.77–1.80)
History of myocardial infarction (%) 0.5
History of stroke (%) 0.9
Use of lipid-lowering drug (%) 3.1
Use of antihypertensive drug (%) 9.9
Oral medication for diabetes mellitus (%) 1.3
  1. * Leisure-time physical activity.
  2. IQR, interquartile range; HOMA-IR, homeostasis model assessment of insulin resistance; MET, metabolic equivalent.