Proportion of women with different combinations (and proportion with combination who died) of modifiable lifestyle risk factors.a
| Number of risk factors | Combination of risk factors | Women with combination, n (%) | % of women with combination who died |
|---|---|---|---|
| 0 | No risk factors | 493 (6.5) | 2.0 |
| 1 | Smoking | 347 (4.6) | 9.5 |
| Physical inactivity | 1004 (13.2) | 4.8 | |
| BMI | 505 (6.6) | 5.3 | |
| Alcohol | 217 (2.8) | 5.1 | |
| 2 | Smoking + physical inactivity | 693 (9.1) | 10.4 |
| Smoking + alcohol | 224 (2.9) | 8.9 | |
| Alcohol + physical inactivity | 366 (4.8) | 7.4 | |
| BMI + physical inactivity | 1054 (13.9) | 6.5 | |
| Smoking + BMI | 331 (4.4) | 6.0 | |
| BMI + alcohol | 177 (2.3) | 4.5 | |
| 3 | Smoking + alcohol + physical inactivity | 503 (6.6) | 11.3 |
| Smoking + BMI + alcohol | 169 (2.2) | 11.8 | |
| Smoking + BMI + physical inactivity | 749 (9.9) | 10.4 | |
| BMI + alcohol + physical inactivity | 333 (4.4) | 10.2 | |
| 4 | Smoking + BMI + alcohol + physical inactivity | 438 (5.8) | 14.4 |
↵a Data from 2456 women with incomplete risk factor information excluded. Smoking = any pack-years of smoking. Physical inactivity = 28 hours or less per week. BMI = underweight, overweight, or obese body mass index. Alcohol = never drinks or >7 units per week.