From: The influence of dietary intake of omega-3 polyunsaturated fatty acids on the association between short-term exposure to ambient nitrogen dioxide and respiratory and cardiovascular outcomes among healthy adults
Mean (SD)
Range
IQR
NO2 (ppb)
5.3 (3.8)
0.8 – 24.2
3.8
Temperature (°C)
16.5 (8.9)
-8.6 – 31.1
15.2
Relative humidity (%)
70.2 (15.6)
30 – 100
22.2