Table 3.

Analysis of African Ancestry and Asthma in Participating Puerto Rican Children^a

	OR (95% CI), P Value
Unadjusted
Each quartile increase in the percentage of African ancestry	1.10 (0.96-1.27), .2
Adjustedb,c
Each quartile increase in the percentage of African ancestry	1.10 (0.93-1.29), .3
Exposure to gun violenced	1.84 (1.25-2.71), .002
Exposure to ETS in utero or before 2 years of age	1.81 (1.24-2.63), .002
Household income < $15,000/year	1.34 (0.90-1.99), .1

See Table 1 legend for expansion of abbreviation.

^aAsthma defined as parental report of physician-diagnosed asthma and wheeze in the previous year.

^bMultivariate models were adjusted for age, sex, maternal asthma, and study site in addition to the covariates listed in the first column.

^cThere was a significant interaction between African ancestry and exposure to gun violence on asthma in this model (P for interaction term = .001).

^dHeard a gunshot more than once during his or her lifetime.