From: Association of air pollution exposure with exercise-induced oxygen desaturation in COPD
a | ||||
---|---|---|---|---|
Variable | Crude OR (95% CI) | p value | Adjusted OR (95% CI)* | p value |
PM10(μg/m3) | 1.258 (1.080–1.466) | 0.003 | 1.288 (1.099–1.509) | 0.002 |
PM2.5(μg/m3) | 1.424 (1.135–1.787) | 0.002 | 1.476 (1.166–1.869) | 0.001 |
NO2(ppb) | 1.514(1.184–1.935) | 0.001 | 1.584 (1.223–2.053) |  < 0.001 |
O3(ppb) | 0.838 (0.583–1.204) | 0.339 | 0.812 (0.558–1.182) | 0.276 |
b | ||||
---|---|---|---|---|
Variables | Adjust OR# (95%CI) | P value | Adjust ORÂ¥ (95%CI) | P value |
PM10(μg/m3) | 1.306 (1.108–1.539) | 0.001 | 1.313 (1.096–1.574) | 0.003 |
PM2.5(μg/m3) | 1.502 (1.178–1.917) | 0.001 | 1.471 (1.138–1.903) | 0.003 |
NO2(ppb) | 1.654 (1.257–2.177) |  < 0.001 | 1.800 (1.308–2.476) |  < 0.001 |
O3(ppb) | 0.812 (0.554–1.189) | 0.283 | 0.664 (0.405–1.090) | 0.105 |