Table 2.
Correlation coefficient of initial features. BMI: body mass index.
| Feature | Correlation Coefficient | Feature | Correlation Coefficient |
|---|---|---|---|
| Year | −0.023309 | Angina | 0.058126 |
| Region | −0.017512 | Osteoporosis | 0.254714 |
| Sex | 0.261386 | Diabetic mellitus | 0.034071 |
| Age | 0.208991 | Alcohol | -0.160021 |
| Education | −0.24423 | Smoking | 0.190024 |
| Household income | −0.158579 | Physical activity | 0.073899 |
| Married | −0.008994 | BMI | 0.147746 |
| Health status | 0.215611 | BMI group | 0.14497 |
| Hypertension | 0.103292 | Obesity | 0.118041 |
| Dyslipidemia | 0.129874 | Chronic disease count | 0.209151 |
| Stroke | 0.029012 | Region category | −0.012289 |
| Myocardial infarction | 0.016415 | Income quartile | −0.182163 |
Bold: the top two best correlation values (±0.25), Italic: the best correlation values (±0.2).