From: Mode of transport, genetic susceptibility, and incidence of coronary heart disease
Comparison | Number of participants | Number of cases | Crude incident rate per 100,000-person years | Hazard ratio of CHD (95% confidence interval) | |
---|---|---|---|---|---|
Model 1 | Model 2 | ||||
Overall transport (N=177,370) | |||||
 Alternatives to the car (Reference) | 48,381 | 1,218 | 183.5 | 1.00 (Reference)a | 1.00 (Reference) |
 Mixed transport mode | 62,917 | 1,915 | 221.4 | 1.19 (1.11, 1.28) | 1.11 (1.03, 1.19) |
 Exclusive use of cars | 66,072 | 2,322 | 255.9 | 1.35 (1.26, 1.45) | 1.16 (1.08, 1.25) |
Non-commuting transport (N=339,588) | |||||
 Alternatives to the car (Reference) | 207,377 | 8,170 | 289.1 | 1.00 (Reference)a | 1.00 (Reference) |
 Exclusive use of cars | 132,211 | 5,560 | 307.9 | 1.15 (1.12, 1.19) | 1.08 (1.04, 1.12) |
Commuting transport (N=177,370) | |||||
 Alternatives to the car (Reference) | 61,455 | 1,537 | 182.2 | 1.00 (Reference)a | 1.00 (Reference) |
 Exclusive use of cars | 115,915 | 3,918 | 246.1 | 1.31 (1.23, 1.39) | 1.16 (1.09, 1.23) |
Tertiles of genetic risk (N=339,588) | |||||
 Low (Reference) | 113,105 | 3,118 | 201.0 | 1.00 (Reference)b | - |
 Medium | 113,22 | 4,478 | 289.8 | 1.45 (1.38, 1.52) | - |
 High | 113,261 | 6,134 | 399.5 | 2.04 (1.95, 2.12) | - |