| No. | Name of Lifestyle | Third Class | Second Class | First Class | Type | No. of Studies |
|---|---|---|---|---|---|---|
| 1 | Serum creatinine+Age<61 | NA | Serum creatinine+Age | Joint effect | Risk factor No statistical significance factor | 1 |
| 2 | Serum creatinine+Age≥61 | NA | Serum creatinine+Age | Joint effect | Risk factor No statistical significance factor | 1 |