Table 3.

Adjusted^* odds ratios (95% Confidence Interval) for a 10-fold increase in wind-adjusted fumigant use (kg) within 8-km radius of a child's residence during prenatal and postnatal periods with respiratory symptoms and asthma medication at 7 years of age,CHAMACOS study, 1999 – 2007.

Exposure	Respiratory symptoms OR (95% CI)	p	Asthma medication OR (95% CI)	p
Prenatal (n = 257)
Methyl bromide	1.1 (0.8–1.6)	0.55	1.0 (0.6–1.8)	0.87
Chloropicrin	1.1 (0.8–1.4)	0.66	1.0 (0.6–1.5)	0.94
Metam sodium	1.0 (0.8–1.3)	0.88	1.2 (0.8–1.8)	0.35
1,3-DCP	1.1 (0.8–1.4)	0.58	1.3 (0.9–2.0)	0.17
Postnatal (n = 276)
Methyl bromide	1.0 (0.6–1.6)	0.93	0.8 (0.4–1.7)	0.63
Chloropicrin	1.0 (0.6–1.5)	0.87	0.9 (0.5–1.6)	0.61
Metam sodium	0.9 (0.6–1.4)	0.72	1.3 (0.7–2.7)	0.41
1,3-DCP	1.2 (0.6–2.4)	0.64	1.3 (0.4–3.6)	0.66

^*Adjusted for maternal smoking during pregnancy, season of birth (wet/pollen/dry mold), signs of moderate/extensive mold at home visit (6 or 12 months), and runny nose without a cold reported at age 7y.