From: Urbanization and traffic related exposures as risk factors for Schizophrenia
Geographical distance to nearest major road at 15th birthday | Relative Risk (95 percent Confidence Interval) * | ||||
---|---|---|---|---|---|
Place of residence at 15th birthday | |||||
Capital | Capital suburb | Provincial city | Provincial town | Rural area | |
0–50 m | 2.16 (1.76, 2.65) | 1.42 (1.12, 1.80) | 1.34 (1.09, 1.65) | 1.14 (0.97, 1.35) | 1.10 (0.95, 1.27) |
50–100 m | 2.15 (1.71, 2.70) | 1.53 (1.25, 1.87) | 1.47 (1.21, 1.80) | 1.26 (1.07, 1.49) | 1.04 (0.88, 1.24) |
100–250 m | 2.34 (2.00, 2.73) | 1.51 (1.30, 1.75) | 1.48 (1.27, 1.72) | 1.20 (1.05, 1.37) | 1.02 (0.89, 1.17) |
250–500 m | 2.25 (1.95, 2.59) | 1.47 (1.28, 1.70) | 1.31 (1.12, 1.54) | 1.22 (1.06, 1.39) | 1.04 (0.91, 1.20) |
500–1000 m | 2.14 (1.85, 2.48) | 1.65 (1.44, 1.89) | 1.45 (1.21, 1.73) | 1.13 (0.98, 1.30) | 1.06 (0.92, 1.22) |
1000–2000 m | 1.92 (1.49, 2.47) | 1.63 (1.37, 1.94) | 1.23 (0.91, 1.65) | 1.03 (0.86, 1.24) | 1.05 (0.90, 1.21) |
>2000 m | 0.64 (0.09, 4.53) † | 1.05 (0.62, 1.80) | 1.22 (0.75, 1.99) | 1.23 (0.98, 1.55) | 1.00 (ref) |