Table 3.

Adjusted relative risks (RR) for the associations between fetal and infant growth and atopy at age 3 years

	Unadjusted analyses				Adjusted* analyses
	RR	(95% CI)	P-value	n	RR	(95% CI)	P-value	n
Birth size variables
Crown-heel length	1.20	1.06-1.36	0.005	1149	1.17	1.01-1.34	0.032	1004
Weight	1.10	0.97-1.25	0.137	1171	1.08	0.95-1.24	0.241	1023
Conditional fetal growth
11-19 weeks
Head circumference	0.93	0.72-1.18	0.534	464	0.80	0.60-1.06	0.123	405
Abdominal circumference	1.44	1.20-1.86	0.005	431	1.46	1.11-1.93	0.007	378
19-34 weeks
Head circumference	0.96	0.81-1.13	0.608	682	0.98	0.82-1.17	0.817	601
Abdominal circumference	0.80	0.69-0.94	0.006	707	0.80	0.68-0.95	0.011	625
Conditional Infant growth
0 – 6 months
Length	0.93	0.83-1.05	0.244	1131	0.89	0.78-1.02	0.104	991
Weight	1.09	0.97-1.22	0.131	1157	1.06	0.92-1.21	0.416	1013
Subscapular skinfolds	1.09	0.97-1.23	0.157	1153	1.09	0.96-1.24	0.185	1011
6 – 12 months
Length	1.08	0.93-1.26	0.326	1069	1.02	0.86-1.21	0.843	941
Weight	1.00	0.83-1.19	0.961	1086	1.03	0.84-1.26	0.778	956
Subscapular skinfolds	1.05	0.92-1.20	0.485	1078	1.11	0.97-1.27	0.142	950

N = 1184;

^*Adjusted for gender, maternal eczema, maternal atopy, maternal education and birth order