Table 3.

Weighted ORs and 95% CIs for the relationship between BMI and asthma risk.

BMI range	Model 1	Model 2	Model 3
	OR (95% CI)	OR (95% CI)	OR (95% CI)
<5th percentile	Referent	Referent	Referent
5th to < 85th percentile	0.839 (0.574–1.226)	0.854 (0.584–1.248)	0.847 (0.578–1.240)
85th to < 95th percentile	1.319 (0.850–2.046)	1.366 (0.879–2.122)	1.319 (0.846–2.054)
≥95th percentile	1.175 (0.713–1.937)	1.194 (0.724–1.969)	1.106 (0.667–1.833)
P value trend	0.008	0.006	0.021

Model 1: non-adjusted model.

Model 2: adjusted for age, gender, and Hispanic Ethnicity.

Model 3: adjusted for age, gender, Hispanic Ethnicity, household smoker, vitamin D, and dietary fiber.

Note: <5th percentile: Underweight; 5th to <85th percentile: Normal weight; 85th to <95th percentile: Overweight; ≥95th percentile: Obesity.

Abbreviations: BMI, body mass index; OR, odds ratio; 95% CI, 95% confidence interval.