Associations of Residential Long-Term Air Pollution Exposures and Satellite-Derived Greenness with Insulin Resistance in German Adolescents

http://dx.doi.org/10.1289/ehp.1509967



Table 2. Mean and standard deviation of exposures.
Exposure All Munich Wesel
Mean ± SD n Mean ± SD n Mean ± SD n
NDVI 500 m buffer (NDVI units) 0.38 ± 0.09 837 0.35 ± 0.09 464 0.43 ± 0.08 373
NDVI 1,000 m buffer (NDVI units) 0.40 ± 0.09 837 0.37 ± 0.08 464 0.45 ± 0.07 373
NO2 (μg/m3) 21.3 ± 4.4 835 19.4 ± 4.7 463 23.6 ± 2.7 372
PM10 (μg/m3) 22.4 ± 3.4 837 19.9 ± 2.2 464 25.5 ± 1.3 373
PM2.5 (μg/m3) 15.1 ± 2.2 837 13.3 ± 0.8 464 17.4 ± 0.7 373
PM2.5 absorbance (10–5/m) 1.4 ± 0.2 836 1.6 ± 0.1 464 1.2 ± 0.2 372