Number of men | 2638 | 2977 | 150 | |
Age1-150
| 49.0 | 47.7 | 46.2 | 0.0001 |
Social class I and II (%) | 30.7 | 33.9 | 31.3 | 0.009 |
Father's social class I and II (%) | 12.6 | 14.5 | 16.3 | 0.009 |
Regular drivers (%) | 49.0 | 54.2 | 51.2 | 0.0004 |
Number of siblings | 3.5 | 3.4 | 3.4 | 0.032 |
Deprivation category 6 and 7 (%) | 31.4 | 26.4 | 24.6 | 0.0001 |
Leave education at 14 years or under | 53.1 | 49.0 | 52.3 | 0.013 |
Angina (%) | 6.6 | 6.0 | 1.5 | 0.09 |
ECG ischaemia (%) | 5.8 | 5.9 | 3.7 | 0.77 |
Bronchitis (%) | 2.4 | 2.0 | 1.3 | 0.20 |
Never smoker (%) | 16.9 | 18.1 | 23.8 | 0.08 |
Current cigarette smoker (%) | 57.0 | 54.2 | 50.8 | 0.020 |
Cigarettes per day1-151
| 19.2 | 18.7 | 19.8 | 0.23 |
Systolic blood pressure (mm Hg) | 133.9 | 133.9 | 136.1 | 0.45 |
Diastolic blood pressure (mm Hg) | 83.9 | 83.8 | 85.0 | 0.68 |
Cholesterol (mmol/l) | 5.87 | 5.89 | 5.90 | 0.46 |
Height (cm) | 172.2 | 173.4 | 173.5 | 0.0001 |
Body mass index (kg/m2) | 25.2 | 25.1 | 25.5 | 0.50 |
Triglycerides (mmol/l)1-152
| 1.37 | 1.37 | 1.32 | 0.82 |
FEV1 score (%) | 93.5 | 94.8 | 98.0 | 0.002 |
Units of alcohol per week | 12.7 | 11.4 | 12.1 | 0.009 |