N | Mean | SD | Minimum | Maximum | |||
---|---|---|---|---|---|---|---|
Education and area of residence | |||||||
Level of higher education | University, vocational college | 37/5 | |||||
Area of residence for higher education | Kagoshima Prefecture, outside Kagoshima Prefecture | 35/7 | |||||
Physical health examination | |||||||
Age, years | 21.9 | ± | 0.6 | 21 | 24 | ||
Body mass index, kg/m2 | 20.2 | ± | 2.4 | 17.1 | 26.8 | ||
Systolic BP, mm Hg | 111.5 | ± | 11.6 | 93 | 144 | ||
Diastolic BP, mm Hg | 67.6 | ± | 9.5 | 46 | 88 | ||
Hemoglobin, g/dL | 13.3 | ± | 0.9 | 10.8 | 15.4 | ||
AST, U/L | 18.1 | ± | 5.1 | 11 | 41 | ||
ALT, U/L | 15.4 | ± | 10.3 | 6 | 66 | ||
γ-GTP, U/L | 16.3 | ± | 7.6 | 7 | 46 | ||
LDL cholesterol, mg/dL | 96.7 | ± | 21.9 | 56 | 150 | ||
HDL cholesterol, mg/dL | 69.3 | ± | 11.7 | 41 | 91 | ||
Triglycerides, mg/dL | 58.7 | ± | 22.1 | 25 | 113 | ||
Fasting blood glucose, mg/dL | 86.9 | ± | 6.5 | 68 | 99 | ||
Urinary parameters | |||||||
Sodium, mg/mg Cr | 2.59 | ± | 1.58 | 0.71 | 8.86 | ||
Potassium, mg/mg Cr | 0.83 | ± | 0.46 | 0.31 | 2.42 | ||
Chlorine, mg/mg Cr | 2.05 | ± | 1.97 | 0.35 | 12.16 | ||
Phosphorus, mg/mg Cr | 0.64 | ± | 0.14 | 0.29 | 0.94 | ||
Calcium, mg/mg Cr | 0.08 | ± | 0.05 | 0.01 | 0.22 | ||
Magnesium, mg/mg Cr | 0.06 | ± | 0.03 | 0.01 | 0.12 | ||
Questionnaire on Lifestyle | |||||||
Smoking | Non-smoker/Current smoker | 42/0 | |||||
Alcohol consumption | Never/Once a week/Every day | 12/30/0 | |||||
Body weight change since age of 20; ≥ 10 kg | No/Yes | 42/0 | |||||
One-year body weight change; ≥ 3 kg | No/Yes | 21/21 | |||||
Exercise | |||||||
Exercise habit | No/Yes | 42/0 | |||||
Walking habit | No/Yes | 30/12 | |||||
Fast walking habit | No/Yes | 22/20 | |||||
Eating | |||||||
Fast eating speed | No/Yes | 26/16 | |||||
Short time between dinner and bedtimes (<2 h) | No/Yes | 10/32 | |||||
Snack after dinner | No/Yes | 23/19 | |||||
Breakfast skipping | No/Yes | 28/14 |