Table 1. Baseline Characteristics.
| Characteristic | No. (%) |
|---|---|
| Total, No. | 339 003 |
| Age, mean (SD), y | 56.86 (7.99) |
| Female | 181 702 (53.6) |
| Blood pressure, mean (SD), mm Hg | |
| Systolic | 133.75 (17.93) |
| Diastolic | 82.16 (8.53) |
| Smoking | |
| Ideal (never or stopped >1 y ago) | 185 843 (54.8) |
| Intermediate (stopped <1 y ago) | 119 372 (35.2) |
| Poor (current smoker) | 33 788 (10.0) |
| Body mass indexa | |
| Mean (SD) | 27.44 (4.70) |
| Ideal (18.5-24.9) | 111 281 (32.8) |
| Intermediate (25-29.9) | 145 730 (43.0) |
| Poor (≥30) | 81 992 (24.2) |
| Physical activity | |
| Ideal (regular physical activity) | 229 342 (67.7) |
| Intermediate (some physical activity) | 84 358 (24.9) |
| Poor (no regular physical activity) | 25 303 (7.5) |
| Diet | |
| Ideal (adequate intake of >5 dietary components) | 47 246 (13.9) |
| Poor (inadequate intake of >5 dietary components) | 291 757 (86.1) |
| Lifestyle | |
| Ideal (≥3 ideal factors) | 68 666 (20.3) |
| Intermediate (all other combinations) | 252 557 (74.5) |
| Poor (≥3 poor factors) | 17 780 (5.2) |
| Years in education, mean (SD) | 14.75 (4.81) |
| Income, £b | |
| <18 000 | 63 738 (18.8) |
| 18 000-30 999 | 75 419 (22.2) |
| 31 000-51 999 | 77 640 (22.9) |
| 52 000-100 000 | 60 695 (17.9) |
| >100 000 | 15 763 (4.6) |
| Unknown | 45 748 (13.5) |
a
Body mass index calculated as weight in kilograms divided by height in meters squared.
b
To convert from pound sterling to US dollar, multiply by 1.32712.