Table 3.
Definition of covariates.
| Variable | Definition | Variable | Definition |
|---|---|---|---|
| Female | 1:female; 0:male | Weight_1 | 1: weight changed by 3 kg or more in a year; 0:otherwise |
| Family | 1:family member; 0: otherwise | Weight_20 | weight increased by 10 kg or more from age 20 |
| t1 | time trend =year-2004 | Eat_fast | 1: eating faster than other people; 0: otherwise |
| BMI | body mass index =weight (kg)/ height (m)2 | Late_supper | 1: eating supper within 2 hours before bedtime three times or more in a week; 0: otherwise, |
| SBP | systolic blood pressure, mmHg | No_breakfast | 1: not eating breakfast three times or more in a week; 0: otherwise |
| DBP | diastolic blood pressure, mmHg | Exercise | 1: doing exercise for 30 minutes or more twice or more in a week for more than a year; 0 otherwise |
| HDL | high-density lipoprotein cholesterol blood, mg/dL | Activity | 1: doing physical activities (walking or equivalent) for 1 hour or more daily, 0: otherwise |
| LDL | low-density lipoprotein cholesterol, mg/dL | Speed | 1: walking faster than other people of a similar age and the same gender; 0: otherwise |
| Triglyceride | mg/dL | Sleep | 1: sleeping well; 0: otherwise |
| ALT | alanine aminotransferase, U/L | Alcohol_freq | 0: not drinking alcoholic drinks, 1: sometimes, 2: every day |
| AST | aspartate aminotransferase, U/L | Alcohol_amount | 0: not drinking; 1: drinking less than 180 ml of Japanese sake wine (with an alcohol percentage of about 15%) or equivalent alcohol in a day when drinking; 2: drinking 180–360 ml; 3: drinking 360–540 ml; 4: drinking 540 ml or more, |
| GGP | γ-glutamyl transferase, units per liter | Smoke | 1: smoking; 0: otherwise |
| B_Sugar | blood sugar, mg/dL | M_Antihypertensive | 1:taking antihypertensive medications , 0: otherwise |
| HbA1c | hemoglobin A1c, % | M_Glucose | taking medications to control glucose levels (including insulin injections) |
| U_Protein | 1:undetected, 2: around 15 mg/dL, 3: around 30 mg/dL, 4: around100 mg/dL and 5: around 250 mg/dL or over | M_Cholestrol | taking medications to control cholesterol or triglycerides |
| U_Sugar | 1 :undetected, 2: around 50 mg/dL, 3: around 100 mg/dL, 4: around 250 mg/dL and 5: around 500 mg/dL or over |