Table 7. Multivariable analysis between wheeze and eczema and covariates in the three age groups.

		3 month group			18 month group			36 month group
		aOR	95%CI	P	aOR	95%CI	P	aOR	95%CI	P
Gender
	Female	reference	―	―	reference	―	―	reference	―	―
	Male	1.62	1.41–1.87	<0.001	1.42	1.30–1.54	<0.001	1.35	1.24–1.48	<0.001
Birth season
	Spring (Mar. to May)	reference	―	―	reference	―	―	reference	―	―
	Summer (Jun. to Aug.)	1.10	0.89–1.37	0.364	0.98	0.87–1.10	0.745	1.00	0.88–1.14	0.954
	Autumn (Sep. to Nov.)	1.74	1.43–2.11	<0.001	1.08	0.96–1.21	0.219	1.17	1.03–1.32	0.013
	Winter (Dec. to Feb.)	1.45	1.18–1.77	<0.001	1.00	0.89–1.13	0.962	1.14	1.00–1.29	0.043
Birth order
	First	reference	―	―	reference	―	―	reference	―	―
	Second and after	1.08	0.94–1.24	0.271	1.06	0.97–1.15	0.190	1.01	0.93–1.11	0.746
Paternal allergic disease
	No	reference	―	―	reference	―	―	reference	―	―
	Yes	1.81	1.51–2.17	<0.001	2.07	1.86–2.32	<0.001	2.56	2.27–2.90	<0.001