| Antecedents | Effective | (%) |
| HTA | 16 | 61.5% |
| Diabetes | 4 | 15.4% |
| Heart disease | 4 | 15.4% |
| AVC | 3 | 11.5% |
| Alcohol | 21 | 80.8% |
| Tobacco | 13 | 50.0% |
| Estrogen plus progestin | 3 | 11.5% |