Table 3.

Attributable Risk Proportion

Exposure	IQR	OR	95% CI	AP	Lower/Upper Limit
O3 ED Visit	20.6	1.068	1.005–1.135	0.063	0.025–0.118
NO2 ED Visit	4.5	1.149	1.121–1.177	0.129	0.108–0.151
PM2.5 ED Visit	14.5	1.222	1.189–1.256	0.181	0.159–0.204
NO2 Hospitalization	4.5	1.157	1.083–1.236	0.135	0.076–0.191
PM2.5 Hospitalization	14.5	1.170	1.078–1.269	0.145	0.073–0.212