Table 3. Association of IL-13 with asthma phenotypes, by additive genetic model.

SNP	Asthma				Wheeze				Early-onset asthma†				Late-onset asthma‡
	OR	95% CI	P value	FDR	OR	95% CI	P value	FDR	OR	95% CI	P value	FDR	OR	95% CI	P value	FDR
rs1800925	1.2	(0.9,1.5)	0.21	0.41	1.3	(1.1,1.5)	0.01	0.03	1.2	(0.9,1.5)	0.23	0.60	1.2	(0.8,1.7)	0.41	0.76
rs2066960	0.9	(0.7,1.1)	0.12	0.41	0.9	(0.7,1.0)	0.02	0.04	1.0	(0.8,1.2)	0.60	0.60	0.7	(0.5,1.0)	0.03	0.13
rs20541	1.1	(0.9,1.3)	0.45	0.49	1.2	(1.0,1.4)	0.04	0.04	1.1	(0.9,1.4)	0.44	0.60	1.1	(0.8,1.5)	0.66	0.76
rs848	1.1	(0.9,1.3)	0.49	0.49	1.2	(1.0,1.4)	0.04	0.04	1.1	(0.9,1.3)	0.54	0.60	1.0	(0.8,1.4)	0.76	0.76

Models are adjusted for age, sex, parental history of asthma, parental history of atopy, in utero exposures to maternal smoking, ETS, dampness, incense burning, pet ownership at home and community.

^†Early-onset: asthma diagnosed ≦5 yr of age.

^‡Late-onset: asthma diagnosed >5 yr of age.