Effects of NO 2 and ETV on asthma Univariate ORs for the seven candidate NO 2 exposure periods indicated that a 1-SD increase only in year-of-diagnosis NO 2 (4.3 ppb) showed near-significant associations with asthma for the full cohort [OR = 1.17; 95% confidence interval (CI), 0.94–1.46], and was used going forward as our key exposure metric.
← all excerpts
Synergistic effects of traffic-related air pollution and exposure to violence on urban asthma etiology.
1
—
—