Mean Lden levels the year preceding enrolment | ||||
---|---|---|---|---|
Characteristic, at enrolment | < 55 dB(A) | ≥ 55 dB(A) | ||
% (N) | Median (5-95 percentiles) | % (N) | Median (5-95 percentiles) | |
All | 100 (18,522) | 100 (25,561) | ||
Age (years) | 55.7 (50.7-64.0) | 56.1 (50.7-64.2) | ||
Gender | ||||
Women | 51 (9,372) | 53 (13,556) | ||
Men | 49 (9,150) | 47 (12,005) | ||
Years of education | ||||
≤ 7 | 30 (5,609) | 34 (8,772) | ||
8-10 | 46 (8,557) | 46 (11,682) | ||
≥ 11 | 24 (4,356) | 20 (5,107) | ||
Municipality SESa | ||||
Low | 9 (1,638) | 18 (4,630) | ||
Medium | 70 (13,028) | 61 (15,544) | ||
High | 21 (3,856) | 21 (5,387) | ||
Area | ||||
Copenhagen city | 16 (3,013) | 33 (8,473) | ||
Aarhus city | 44 (8,091) | 19 (4,937) | ||
Copenhagen/Aarhus surroundings | 40 (7,418) | 48 (12,151) | ||
BMI (kg/m2) | 25.2 (20.4-32.4) | 25.4 (20.3-33.0) | ||
Smoking | ||||
Never | 38 (7,039) | 34 (8,648) | ||
Former | 29 (5,284) | 27 (6,865) | ||
Current | 33 (6,199) | 40 (10,048) | ||
Drinking alcohol | ||||
No | 2 (347) | 2 (607) | ||
Yes | 98 (18,175) | 98 (24,954) | ||
Among active drinkers (g/day) | 13.4 (1.31-61.2) | 13.4 (1.03-66.9) | ||
Physical activity | ||||
No | 42 (7,789) | 47 (11,990) | ||
Yes | 58 (10,733) | 53 (13,571) | ||
Among active (h/week) | 2.0 (0.5-7.0) | 2.0 (0.5-7.0) | ||
Railway noise ≥ 60 dB | 13 (2,364) | 19 (4,885) | ||
Lden, 1 yearb (dB(A)) | 51.7 (46.3-54.7) | 61.1 (55.5-71.7) | ||
NOx, 1-yearb (μg/m3) | 17.5 (13.8-25.3) | 25.3 (15.9-112) |