. Author manuscript; available in PMC: 2017 Jul 1.

Published in final edited form as: Environ Int. 2016 May 17;92-93:543–552. doi: 10.1016/j.envint.2016.03.025

Table 6.

Prevalence of FEV₁/FVC<0.8 or FEV1/FVC ≤0.75 in different vog exposure zones

	Vog Exposure	n	% Yes	Unadjusted OR	95% CI	^*Adjusted OR	95% CI
FEV₁/FVC <0.80	Low	501	17.4	1		1
	Intermittent	547	18.8	1.10	0.81–1.51	1.22	0.86–1.75
	Frequent	103	13.6	0.75	0.41–1.38	0.91	0.44–1.89
	Acid	670	19.7	1.17	0.87–1.58	1.32	0.94–1.86
FEV₁/FVC ≤0.75	Low	501	5.4	1		1
	Intermittent	547	6.4	1.2	0.72–2.01	1.1	0.63–2.02
	Frequent	103	3.9	0.7	0.24–2.07	0.9	0.26–3.17
	Acid	670	7.2	1.4	0.83–2.20	1.5	0.88–2.57

adjusted for age, race, sex, premature birth, maternal smoking during pregnancy, current ETS exposure, mold, sitting height, and diagnosed asthma