Table 5.

Prediction of the severity of DBPCFC reaction (Astier) per type of food

Food	Predictor	Original data					Imputed analysis—pooled
		R 2	N	B	95% CI	P‐value	N	B	95% CI	P‐value
Cashew	Age	0.149	125	0.07	0.01 to 0.12	.018	127	0.07	0.01 to 0.12	.016
	Severity of accidental reaction			0.17	0.03 to 0.32	.019		0.17	0.03 to 0.31	.017
	Family history of asthma (father)			−1.08	−1.71 to −0.45	.001		−1.06	−1.68 to −0.44	.001
Cow's milk	sIgEa	0.270	130	0.18	−0.03 to 0.44	.091	150	0.26	0.04 to 0.52	.017
	SPT			0.72	0.32 to 1.13	.001		0.66	0.25 to 1.07	.002
	Family history of atopic dermatitis (mother)			0.47	0.01 to 0.93	.045		0.46	0.03 to 0.89	.036
Hazelnut	EDa	0.195	77	−0.26	−0.45 to −0.09	.002	83	−0.30	−0.50 to −0.14	<.001
	Family history of atopic dermatitis (father)			−0.98	−1.75 to −0.22	.012		−0.98	−1.74 to −0.23	.010
	Family history of asthma (father)			1.03	0.04 to 2.02	.041		1.15	0.13 to 2.16	.027
Hen's egg	SPT	0.128	77	0.46	0.06 to 0.87	.025	90	0.44	0.07 to 0.81	.020
	Family history of food allergy (mother)			−0.95	−1.86 to −0.05	.040		−0.91	−1.72 to −0.10	.028
Peanut	History of rhinoconjunctivitis	0.109	234	0.33	0.01 to 0.65	.045	284	0.31	0.003 to 0.62	.048
	Reaction time during the DBPCFC			−0.004	−0.01 to 0.001	.124		−0.01	−0.01 to 0.00	.035
	EDa			−0.10	−0.20 to −0.02	.021		−0.18	−0.28 to −0.09	<.001
	sIgEa			0.19	0.06 to 0.33	.004		0.12	0.001 to 0.26	.048
	Family history of asthma (mother)			−0.43	−0.85 to −0.01	.045		−0.41	−0.81 to −0.02	.042

CI, confidence interval; DBPCFC, double‐blind, placebo‐controlled food challenge; ED, eliciting dose; sIgE, specific immunoglobulin E; R², explained variance; SPT, skin prick test.

^aBack‐transformed values.