Table 2.

Multiple logistic regression analysis of cumulative incidence of SRFA in relation to confounding factors

Variable	Adjusted OR	95%CI	P
Male	1.179	0.834–1.667	0.35
Duration of breastfeeding	1.014	0.980–1.048	0.429
Father with a history of allergya	1.318	0.932–1.864	0.119
Mother with a history of allergya	1.599	1.126–2.270	0.009
Father’s education, university degree	0.827	0.536–1.276	0.392
Mother’s education, university degree	1.155	0.768–1.737	0.489
Introduction of formula/gruel before 7 months of age	0.715	0.462–1.102	0.129
Late introduction of solidsb	2.290	1.395–3.761	0.001

^a A history of asthma, rhino-conjunctivitis, eczema

^b Introduction of solids at 7 months of age or later