Table 1 Descriptive characteristics of a cohort of British men aged 40–59 years in 1978-80
Overall | Non-manual group | Manual group | |
|---|---|---|---|
Age (years) – mean (SD) | 50 (5.8) | 50 (5.8) | 50.5 (5.8) |
Body mass index (kg/m2) – mean (SD) | 25.5 (3.2) | 25.3 (2.9) | 25.6 (3.4) |
Systolic blood pressure (mmHg) – mean (SD) | 145 (20.9) | 143 (20.6) | 147 (21) |
Current smoking n (%) | 3046 (41%) | 904 (30%) | 2142 (48%) |
Moderate/ heavy drinking – n (%) | 2787 (37%) | 895 (29%) | 1892 (43%) |
Physical inactivity – n (%) | 2928 (40%) | 1009 (33%) | 1919 (44%) |