Table 3. Allergen-Specific FA Characteristics and Health Care Utilization Among Adults With Convincing FA.
| Specific FA | Prevalence, % (95% CI)a | ||||||
|---|---|---|---|---|---|---|---|
| Severe Reaction | Adult-Onset FA | Multiple FAs | Physician Diagnosed | Current Epinephrine Prescription | Lifetime History of FA-Related ED Visits | Past 12-mo History of FA-Related ED Visits | |
| All allergens | 51.1 (49.3-52.9) | 48.0 (46.2-49.7) | 45.3 (43.6-47.1) | 47.5 (45.8-49.3) | 24.0 (22.6-25.4) | 38.3 (36.7-40.0) | 8.6 (7.7-9.6) |
| Peanut | 67.8 (64.2-71.1) | 17.5 (14.8-20.7) | 67.8 (64.1-71.3) | 72.5 (68.9-75.8) | 53.8 (49.9-57.6) | 62.3 (58.6-65.9) | 19.8 (17.1-22.9) |
| Tree nut | 61.3 (56.6-65.8) | 34.6 (30.1-39.4) | 90.4 (87.5-92.6) | 61.4 (56.6-65.9) | 51.5 (46.7-56.2) | 54.3 (49.5-59.0) | 19.2 (15.6-23.5) |
| Walnut | 51.1 (44.6-57.6) | 26.6 (20.8-33.2) | 95.1 (92.2-97.0) | 53.3 (46.7-59.7) | 51.0 (44.5-57.5) | 57.0 (50.5-63.4) | 18.7 (13.5-25.4) |
| Almond | 57.2 (50.8-63.3) | 26.7 (21.4-32.8) | 95.7 (92.8-97.5) | 63.0 (56.6-69.0) | 55.3 (48.7-61.8) | 60.7 (54.5-66.7) | 24.5 (19.1-30.9) |
| Hazelnut | 55.1 (47.8-62.2) | 25.9 (19.8-33.0) | 96.2 (92.2-98.2) | 58.0 (50.8-64.9) | 54.0 (46.6-61.3) | 60.6 (53.4-67.3) | 19.7 (14.0-26.9) |
| Pecan | 51.4 (44.0-58.6) | 29.5 (22.7-37.4) | 100 | 53.2 (45.8-60.4) | 56.3 (48.7-63.6) | 56.3 (48.9-63.5) | 20.1 (14.4-27.3) |
| Cashew | 50.6 (43.6-57.5) | 27.7 (21.3-35.2) | 96.3 (93.1-98.0) | 57.1 (50.2-63.8) | 59.3 (52.1-66.1) | 58.4 (51.5-65.0) | 21.4 (15.7-28.4) |
| Pistachio | 49.6 (41.5-57.7) | 28.1 (21.7-35.6) | 97.0 (93.9-98.6) | 57.9 (49.9-65.5) | 56.8 (48.2-65.0) | 63.4 (55.7-70.5) | 20.9 (14.3-29.6) |
| Other tree nut | 59.7 (44.6-73.1) | 30.9 (19.0-46.1) | 80.8 (65.7-90.3) | 43.0 (29.1-58.1) | 52.7 (37.8-67.1) | 43.9 (29.7-59.1) | 4.5 (1.6-11.7) |
| Milk | 39.3 (35.2-43.5) | 22.7 (19.6-26.3) | 60.1 (55.9-64.2) | 47.1 (43.0-51.3) | 24.0 (20.9-27.5) | 47.0 (42.8-51.1) | 12.0 (9.9-14.4) |
| Shellfish | 56.8 (53.4-60.1) | 48.2 (44.8-51.6) | 69.9 (66.5-73.2) | 42.1 (39.0-45.4) | 27.4 (24.7-30.3) | 45.3 (42.0-48.7) | 11.1 (9.0-13.5) |
| Shrimp | 56.6 (52.6-60.5) | 37.2 (33.3-41.3) | 76.1 (72.1-79.7) | 42.6 (38.8-46.5) | 29.8 (26.5-33.4) | 47.7 (43.8-51.7) | 10.6 (8.6-13.0) |
| Lobster | 48.3 (43.5-53.1) | 40.5 (35.8-45.5) | 94.1 (91.3-96.1) | 35.9 (31.5-40.5) | 32.8 (28.6-37.4) | 53.0 (48.2-57.8) | 12.5 (9.6-16.1) |
| Crab | 48.9 (44.2-53.5) | 40.0 (35.4-44.7) | 89.7 (86.1-92.4) | 35.1 (30.9-39.5) | 32.8 (28.7-37.2) | 51.9 (47.2-56.6) | 11.3 (8.6-14.7) |
| Mollusk | 47.0 (42.4-51.6) | 39.2 (34.7-43.8) | 81.0 (76.5-84.8) | 33.1 (29.2-37.2) | 30.3 (26.4-34.5) | 50.8 (46.2-55.4) | 12.4 (9.3-16.4) |
| Other shellfish | 60.1 (49.6-69.7) | 39.2 (29.3-50.0) | 89.8 (80.2-95.1) | 28.8 (19.9-39.7) | 35.9 (25.9-47.4) | 50.9 (40.0-61.6) | 10.7 (4.6-22.7) |
| Egg | 39.4 (32.8-46.5) | 29.0 (23.2-35.6) | 65.6 (58.3-72.1) | 52.1 (45.1-59.0) | 34.0 (28.5-40.0) | 55.0 (47.8-61.9) | 22.4 (17.6-28.0) |
| Fin fish | 56.5 (51.0-61.7) | 39.9 (34.7-45.4) | 89.8 (86.2-92.5) | 40.9 (35.7-46.3) | 37.2 (32.1-42.6) | 60.1 (54.7-65.3) | 19.9 (15.9-24.7) |
| Wheat | 42.6 (36.2-49.3) | 52.6 (46.1-59.0) | 68.3 (61.8-74.1) | 55.5 (48.9-61.9) | 24.6 (20.0-29.9) | 43.6 (37.3-50.1) | 14.9 (11.1-19.8) |
| Soy | 45.4 (38.9-52.2) | 45.4 (38.8-52.2) | 81.2 (75.4-85.9) | 48.5 (41.9-55.2) | 37.3 (31.4-43.6) | 48.3 (41.7-55.1) | 18.2 (13.6-23.9) |
| Sesame | 39.7 (30.3-49.9) | 25.7 (18.1-35.1) | 80.3 (67.5-88.9) | 37.7 (28.7-47.6) | 61.6 (51.3-70.9) | 66.2 (54.6-76.2) | 31.5 (23.1-41.5) |
Abbreviations: ED, emergency department; FA, food allergy.
a
All columns represent frequency with a denominator of all those with convincing FA to each specified food.