| MetS | Metabolic syndrome |
| OC | Oral contraceptive |
| KNHANES | Korea National Health and Nutrition Examination Survey |
| HDL | High-density lipoprotein |
| SMD | Standardized mean difference |
| RCS | Restricted cubic spline |
| MetS | Metabolic syndrome |
| OC | Oral contraceptive |
| KNHANES | Korea National Health and Nutrition Examination Survey |
| HDL | High-density lipoprotein |
| SMD | Standardized mean difference |
| RCS | Restricted cubic spline |