Table 2 Association between exposure variables and type 2 diabetes prevalence: Odds Ratios with 95%-CI
Exposure Metric (Q:quartile) | Crudea | Adjustedb |
|---|---|---|
NO2-concentration (µg·m-3) | ||
Q1: 8.8-14.2 | reference | Reference |
Q2: 14.2-15.2 | 0.98 (0.78-1.23) | 1.03 (0.82-1.31) |
Q3: 15.2-16.5 | 1.17 (0.94-1.45) | 1.25 (0.99-1.56) |
Q4: 16.5-36.0 | 0.80 (0.63-1.01) | 0.80 (0.63-1.02) |
Distance to nearest main road (m) | ||
Q1: 220-1610 | reference | reference |
Q2: 140-220 | 1.10 (0.87-1.39) | 1.12 (0.88-1.42) |
Q3: 74-140 | 1.22 (0.97-1.53) | 1.17 (0.93-1.48) |
Q4: 2-74 | 0.94 (0.74-1.19) | 0.88 (0.70-1.13) |
Traffic flow at nearest main road (veh·24 hrs-1) | ||
Q1: 5001-5871 | reference | reference |
Q2: 5871-7306 | 1.09 (0.87-1.39) | 1.02 (0.81-1.29) |
Q3: 7306-9670 | 0.98 (0.78-1.23) | 1.03 (0.81-1.30) |
Q4: 9670-35567 | 0.91 (0.72-1.16) | 0.96 (0.75-1.22) |
Traffic in 250 m buffer (103 veh·24 hrs-1) | ||
Q1: 63-516 | reference | reference |
Q2: 516-680 | 1.28 (1.01-1.61) | 1.25 (0.99-1.59) |
Q3: 680-882 | 1.15 (0.91-1.46) | 1.13 (0.89-1.44) |
Q4: 882-2007 | 1.13 (0.89-1.44) | 1.09 (0.85-1.38) |