TABLE 1

Demographic Distribution of Current Childhood FA Versus All Children

Variable	Population-Weighted Frequency % (95% CI)
Variable	All Children	Children With FA	P
Race and/or ethnicity
Asian American, non-Hispanic	3.2 (2.8–3.8)	2.8 (2.2–3.5)	.20
African American, non-Hispanic	13.2 (12.3–14.2)	15.4 (13.1–18.1)	.06
White, non-Hispanic	52.8 (51.2–54.4)^*	48.3 (45.0–51.7)^*	<.01^*
Hispanic	24.1 (22.5–25.7)	26.5 (23.2–30.0)	.14
Multiracial or other	6.6 (6.1–7.3)	7.1 (5.7–8.7)	.56
Sex
Female	48.9 (47.8–50.0)	48.2 (45.0–51.5)	.68
Male	51.1 (50.0–52.2)	51.8 (48.6–55.0)
Age, y
0	5.3 (4.8–5.9)^*	1.9 (1.5–2.5)^*	<.001^*
1	4.9 (4.4–5.3)	5.6 (4.3–7.3)	.28
2	5.7 (5.3–6.3)	7.5 (5.4–10.4)	.09
3–5	16.2 (15.5–17.0)	17.8 (15.3–20.5)	.22
6–10	27.9 (26.9–28.8)	29.1 (26.5–31.9)	.34
11–13	16.6 (15.9–17.4)	16.5 (14.3–18.9)	.88
14–17	23.4 (22.4–24.4)	21.6 (19.3–24.2)	.17
Household income, $
<25 000	16.1 (14.9–17.3)	15.4 (13.0–18.1)	.55
25 000–49 999	22.2 (20.9–23.5)	23.2 (20.6–26.1)	.43
50 000–99 999	31.1 (29.8–32.5)	31.5 (28.6–34.5)	.82
100 000–149 999	19.2 (18–20.5)	20.4 (17.4–23.7)	.40
>150 000	11.4 (10.3–12.6)	9.6 (7.6–11.9)	.12
Geographic region
West	24.4 (22.9–25.9)	22.4 (19.7–25.4)	.17
Midwest	20.6 (19.5–21.7)	19.1 (16.8–21.7)	.23
South	38.4 (36.9–40.0)	39.9 (36.6–43.2)	.37
Northeast	16.1 (15.0–17.2)	17.7 (15.1–20.7)	.21
Physician-diagnosed comorbid conditions
Asthma	12.2 (11.4–13.0)^*	32.6 (29.5–35.9)^*	<.001^*
Atopic dermatitis and/or eczema	5.9 (5.3–6.5)^*	14.9 (12.5–17.7)^*	<.001^*
Eosinophilic esophagitis	0.2 (0.1–0.2)^*	0.7 (0.4–1.1)^*	<.001^*
Allergic rhinitis	12.8 (12.0–13.6)^*	30.4 (27.6–33.4)^*	<.001^*
Insect sting allergy	2.2 (1.9–2.6)^*	6.4 (5.3–7.8)^*	<.001^*
Latex allergy	1.0 (0.8–1.3)^*	6.6 (4.8–9.0)^*	<.001^*
Medication allergy	4.2 (3.7–4.7)^*	10.1 (8.2–12.3)^*	<.001^*
Urticaria and/or chronic hives	0.5 (0.4–0.6)^*	1.9 (1.4–2.6)^*	<.001^*
Other chronic condition	3.2 (2.8–3.7)^*	7.2 (5.9–8.9)^*	<.001^*

↵* Two-sided P < .05