Characteristic | Current smoking status | P value | |||
---|---|---|---|---|---|
Yes smoking | Not smoking | ||||
N = 3,535 (7.9%) | N = 41,079 (92.1%) |  | |||
Age, mean (SD) | 71.4 (4.5) | 73.0 (5.0) | <0.001 | ||
Male gender, % | 52.6 | 43.8 | <0.001 | ||
BMI, % | Â | Kg/m2 | Â | Â | Â |
Underweight | <18.5 | 3.3 | 1.1 | Â | |
Normal weight | 18.5 – 24.9 | 44.5 | 35.2 |  | |
Overweight | 25 – 29.9 | 38.1 | 44.7 |  | |
Obese | 30 – 34.9 | 11.9 | 15.4 |  | |
Morbidly obese | 35 or more | 2.3 | 3.6 | <0.001 | |
SES, % | 1st quintile – Lowest SES | 27.3 | 19.7 |  | |
2nd quintile | 19.7 | 19.8 | Â | ||
3rd quintile | 19.6 | 20.1 | Â | ||
4th quintile | 17.9 | 20.2 | Â | ||
5th quintile – Highest SES | 15.6 | 20.2 | <0.001 | ||
Charlson co-morbidity index, mean (SD) | 0.4 (0.8) | 0.3 (0.7) | <0.001 | ||
Physical exercise > 30 minutes per week, % | 49.7 | 55.8 | <0.001 | ||
Daily alcoholic drink, % | 15.4 | 7.1 | <0.001 | ||
Screening systolic blood pressure, mean (SD) | 143.0 (19.4) | 143.5 (18.7) | 0.135 | ||
Screening diastolic blood pressure, mean (SD) | 79.5 (10.3) | 79.2 (9.9) | 0.140 |