Table 3.
Characteristics [mean (SD)] of participants of the Doetinchem Cohort Study, fifth round of examination (2008–12)
| Men | Women | Total | |
|---|---|---|---|
| N = 1901 | N = 2116 | N = 4017 | |
| Age, years [mean (SD)] | 60.5 (9.5) | 59.4 (9.7) | 59.9 (9.6) |
| Blood pressure | |||
| Diastolic, mmHg [mean, (SD)] | 82 (10) | 79 (10) | 80 (10) |
| Systolic in mmHg [mean, (SD)] | 135 (17) | 129 (18) | 131 (18) |
| Hypertension (%)a | 52 | 44 | 48 |
| Blood lipids | |||
| Total cholesterol, mmol/l [mean, (SD)] | 5.4 (1.02) | 5.7 (1.06) | 5.6 (1. 05) |
| Hypercholesterolaemia (≥ 6.5 mmol/l) (%) | 15 | 25 | 21 |
| HDL cholesterol, mmol/l [mean, (SD)] | 1.3 (0.35) | 1.6 (0.42) | 1.4 (0.42) |
| Low HDL cholesterol (≤ 0.9 mmol/l) (%) | 12 | 3 | 7 |
| Body weight | |||
| BMI, kg/m2 [mean, (SD)] | 27.0 (3.5) | 26.7 (4.8) | 26.8 (4.2) |
| Overweight (25 kg/m2 < BMI < 30 kg/m2) (%) | 54 | 38 | 45 |
| Obesity (BMI ≥ 30 kg/m2) (%) | 17 | 21 | 19 |
| Cigarette smoking | |||
| Smokers (%) | 17 | 17 | 17 |
| Ex-smokers (%) | 52 | 42 | 47 |
| Never smokers (%) | 31 | 41 | 37 |
| Mean (SD) number of cigarettes smoked per day (in smokers) | 14.2 (8.1) | 12.0 (6.6) | 13.0 (7.4) |
SD, standard deviation.
aSystolic ≥ 140 mmHg and/or diastolic ≥ 90 mmHg and/or anti-hypertensive medication.