| Variable | Yes | No | Unknown | |||
| n | % | n | % | n | % | |
| Alcohol reduction | 185 | 60.1 | 107 | 34.7 | 16 | 5.2 |
| No smoking | 157 | 51.0 | 25 | 8.1 | 126 | 40.9 |
| Regular PA | 267 | 86.7 | 34 | 11.0 | 7 | 2.3 |
| Weight loss | 216 | 70.1 | 78 | 25.3 | 14 | 4.6 |
| Dietary salt reduction | 299 | 97.1 | 8 | 2.6 | 1 | 0.3 |
| Fat reduction | 252 | 81.8 | 44 | 14.3 | 12 | 3.9 |
| Potassium diet | 272 | 88.3 | 27 | 8.8 | 9 | 2.9 |