| No. | Name of Lifestyle | Third Class | Second Class | First Class | Type | No. of Studies |
|---|---|---|---|---|---|---|
| 1 | Dairy+Current Smokers | NA | Dairy+Smoke | Joint effect | No statistical significance factor | 1 |
| 2 | Dairy+Former Smoke | NA | Dairy+Smoke | Joint effect | No statistical significance factor | 1 |