Table 2. Overall and Age-Specific Prevalence of Specific Food Allergies Among All US Adults.
| Specific Food Allergy | Prevalence, % (95% CI) | ||||||
|---|---|---|---|---|---|---|---|
| All Ages | 18-29 y | 30-39 y | 40-49 y | 50-59 y | ≥60 y | ||
| Any food allergy | 10.8 (10.4-11.1) | 11.3 (10.5-12.2) | 12.7 (11.8-13.7) | 10.0 (9.2-10.9) | 11.9 (11.0-12.8) | 8.8 (8.2-9.4) | |
| Peanut | 1.8 (1.7-1.9) | 2.5 (2.2-2.8) | 2.9 (2.5-3.3) | 1.8 (1.5-2.1) | 1.4 (1.1-1.7) | 0.8 (0.7-1.0) | |
| Tree nut | 1.2 (1.1-1.3) | 1.6 (1.3-1.9) | 1.7 (1.4-2.1) | 1.1 (0.9-1.4) | 1.2 (0.9-1.5) | 0.6 (0.4-0.7) | |
| Walnut | 0.6 (0.6-0.7) | 0.8 (0.7-1.1) | 0.9 (0.7-1.3) | 0.6 (0.5-0.8) | 0.7 (0.5-0.9) | 0.3 (0.2-0.4) | |
| Almond | 0.7 (0.6-0.8) | 0.9 (0.7-1.2) | 1.0 (0.7-1.3) | 0.7 (0.6-1.0) | 0.7 (0.5-0.9) | 0.3 (0.2-0.4) | |
| Hazelnut | 0.6 (0.5-0.7) | 0.7 (0.5-0.9) | 0.9 (0.6-1.2) | 0.6 (0.4-0.8) | 0.6 (0.4-0.8) | 0.3 (0.2-0.4) | |
| Pecan | 0.5 (0.5-0.6) | 0.6 (0.5-0.8) | 0.8 (0.5-1.1) | 0.6 (0.5-0.8) | 0.5 (0.4-0.8) | 0.5 (0.4-0.8) | |
| Cashew | 0.5 (0.5-0.6) | 0.8 (0.6-1.0) | 0.8 (0.6-1.1) | 0.5 (0.4-0.7) | 0.5 (0.3-0.7) | 0.2 (0.1-0.3) | |
| Pistachio | 0.4 (0.3-0.5) | 0.6 (0.4-0.8) | 0.6 (0.4-0.8) | 0.5 (0.3-0.6) | 0.4 (0.3-0.6) | 0.1 (0.1-0.2) | |
| Other tree nut | 0.2 (0.1-0.2) | 0.1 (0.1-0.2) | 0.1 (0.0-0.2) | 0.3 (0.2-0.6) | 0.2 (0.1-0.5) | 0.1 (0.1-0.2) | |
| Milk | 1.9 (1.8-2.1) | 2.4 (2.0-2.9) | 2.3 (1.9-2.8) | 2.0 (1.6-2.4) | 1.9 (1.6-2.2) | 1.9 (1.6-2.2) | |
| Shellfish | 2.9 (2.7-3.1) | 2.8 (2.4-3.2) | 3.6 (3.1-4.2) | 2.5 (2.2-3.0) | 3.3 (2.8-3.8) | 2.6 (2.2-3.0) | |
| Shrimp | 1.9 (1.8-2.1) | 1.8 (1.5-2.1) | 2.5 (2.1-3.0) | 1.8 (1.4-2.1) | 2.2 (1.8-2.6) | 1.6 (1.3-1.9) | |
| Lobster | 1.3 (1.2-1.4) | 1.2 (1.0-1.5) | 1.6 (1.3-2.0) | 1.3 (1.0-1.5) | 1.4 (1.1-1.7) | 1.1 (0.9-1.3) | |
| Crab | 1.3 (1.2-1.5) | 1.2 (1.0-1.5) | 1.6 (1.3-2.0) | 1.3 (1.0-1.6) | 1.6 (1.3-2.0) | 1.1 (0.9-1.4) | |
| Mollusk | 1.6 (1.4-1.7) | 1.6 (1.3-2.0) | 2.0 (1.7-2.5) | 1.3 (1.1-1.7) | 1.7 (1.4-2.0) | 1.2 (1.0-1.5) | |
| Other shellfish | 0.3 (0.2-0.3) | 0.3 (0.1-0.5) | 0.1 (0.1-0.2) | 0.3 (0.2-0.4) | 0.3 (0.2-0.5) | 0.3 (0.2-0.4) | |
| Egg | 0.8 (0.7-0.9) | 1.1 (0.7-1.5) | 1.1 (0.9-1.3) | 0.7 (0.5-0.9) | 0.8 (0.6-1.1) | 0.5 (0.3-0.7) | |
| Fin fish | 0.9 (0.8-1.0) | 1.1 (0.9-1.4) | 1.0 (0.8-1.2) | 0.8 (0.6-1.1) | 1.0 (0.7-1.3) | 0.6 (0.4-0.7) | |
| Wheat | 0.8 (0.7-0.9) | 1.0 (0.7-1.3) | 1.0 (0.8-1.3) | 0.8 (0.6-1.0) | 0.7 (0.5-0.9) | 0.6 (0.4-0.8) | |
| Soy | 0.6 (0.5-0.7) | 0.7 (0.5-0.9) | 0.8 (0.6-1.0) | 0.6 (0.5-0.8) | 0.7 (0.5-0.9) | 0.4 (0.3-0.6) | |
| Sesame | 0.2 (0.2-0.3) | 0.3 (0.2-0.4) | 0.3 (0.2-0.5) | 0.2 (0.1-0.4) | 0.3 (0.2-0.5) | 0.1 (0.0-0.2) | |