Table 3.

Demographics for eligible respiratory EDV visits within 20 km of an ozone monitor and 10 km of a temperature monitor in California, 2005–2008 (%).

Outcome	Respiratory	ARI	Asthma	Pneumonia	COPD	URTI
ICD-9	(460–519)	(460–466)	(493)	(480–486)	(490–492, 494–496)	(472–473, 476–477)
Total (N)	3,654,042	1,696,761	556,168	529,381	196,922	86,678
Season
Warm (May–October)	39	37	44	37	38	44
Age
0–4	29	43	17	23	10	10
5–18	16	20	25	7	7	17
19–64	38	33	49	30	47	67
≥ 65	17	4	9	39	35	6
Race/ethnicity
White Non-Hispanic	37	30	32	47	52	37
Black Non-Hispanic	12	11	20	9	12	14
Asian Non-Hispanic	4	3	4	7	4	3
Hispanic	38	47	34	31	25	35
Sex
Male	48	48	46	51	45	42