Table 4.
Coconut Allergy Characteristics. Population–weighted Frequency % (95% CI)
| Variable: | % (95% CI) of individuals with convincing coconut allergy | % (95% CI) of children with convincing coconut allergy | % (95% CI) of adults with convincing coconut allergy | % (95% CI) of individuals with physician-diagnosed, convincingly IgE-mediated coconut allergy | % (95% CI) of children with physician-diagnosed, convincingly IgE-mediated coconut allergy | % (95% CI) of adults with physician-diagnosed, convincingly IgE-mediated coconut allergy |
|---|---|---|---|---|---|---|
| Severe coconut Allergic Reaction (i.e. Stringent reaction symptoms occurring within multiple organ systems) | 47.5 (40.1–54.9) | 43.3 (28.7–59.1) | 48.1 (40.1–56.2) | 50.2 (40.4–60.0) | 38.2 (23.2–55.8) | 52.4 (41.3–63.2) |
| Severe coconut Allergic Reaction (i.e. Wheeze, Fainting/Dizziness and/or hypotension only) | 16.1 (10.9–23.2) | 21.5 (9.3–42.0) | 15.4 (9.9–23.1) | 18.3 (11.4–28.0) | 12.7 (5.8–25.4) | 19.3 (11.5–30.6) |
| Physician Diagnosed | 46.2 (39.1–53.5) | 54.9 (39.5–69.5) | 44.9 (37.2–53.0) | 100 | 100 | 100% |
| Adult–onset coconut Allergy (among adults only) | 18.9 (13.4–26.2) | n/a | 21.7 (15.4–29.8) | 21.5 (13.6–32.2) | n/a | 25.4 (16.3–37.4) |
| Multiple food allergies | 69.8 (62.3–76.4) | 73.8 (56.8–85.8) | 69.2 (60.9–76.5) | 58.8 (48.5–68.4) | 68.9 (45.0–85.7) | 57.0 (45.5–67.7) |
| Current epinephrine prescription | 40.1 (33.3–47.4) | 51.4 (36.3–66.2) | 38.5 (31.0–46.5) | 55.1 (45.2–64.5) | 63.4 (42.3–80.4) | 53.6 (42.5–64.2) |
| Comorbid Peanut Allergy | 27.8 (22.3–34.0) | 35.8 (24.6–48.8) | 26.6 (20.6–33.6) | 28.5 (21.1–37.3) | 37.2 (23.2–53.8) | 26.9 (18.8–37.1) |
| Comorbid Tree Nut Allergy | 20.0 (15.3–25.6) | 39.9 (25.6–56.0) | 17.0 (12.5–22.8) | 20.5 (14.5–28.2) | 35.2 (21.1–52.4) | 17.8 (11.5–26.6) |
| Comorbid Almond allergy | 15.5 (11.6–20.5) | 23.9 (15.1–35.8) | 14.3 (10.1–19.8) | 17.6 (12.1–25.0) | 31.1 (17.9–48.3) | 15.2 (9.4–23.6) |
| Comorbid Cashew allergy | 12.2 (9.0–16.3) | 22.8 (14.1–34.5) | 10.6 (7.3–15.1) | 12.7 (8.3–18.9) | 30.4 (17.3–47.6) | 9.5 (5.3–16.4) |
| Comorbid Hazelnut allergy | 13.8 (10.1–18.7) | 30.7 (17.1–48.7) | 11.3 (7.9–15.9) | 13.9 (9.1–20.6) | 24.1 (12.6–41.2) | 12.0 (7.1–19.6) |
| Comorbid Pecan allergy | 12.3 (8.9–16.9) | 21.8 (13.4–33.4) | 11.0 (7.3–16.1) | 13.7 (8.9–20.6) | 30.1 (17.1–47.3) | 10.8 (6.0–18.6) |
| Comorbid Pistachio allergy | 11.5 (8.2–15.9) | 20.4 (12.3–31.7) | 10.1 (6.7–15.1) | 12.6 (8.1–19.1) | 24.8 (13.1–41.8) | 10.4 (5.9–17.7) |
| Comorbid Walnut allergy | 13.7 (10.1–18.3) | 21.7 (13.4–33.2) | 12.6 (8.7–17.7) | 14.7 (9.8–21.5) | 28.7 (16.1–45.8) | 12.2 (7.3–19.8) |
| Comorbid Milk Allergy | 18.2 (13.4–24.3) | 19.4 (12.3–29.2) | 18.0 (12.7–25.0) | 13.7 (8.9–20.5) | 13.6 (7.7–28.9) | 13.4 (8.1–21.2) |
| Comorbid Shellfish Allergy | 16.7 (12.0–22.7) | 24.8 (15.8–36.8) | 15.5 (10.4–22.4) | 13.9 (9.1–20.6) | 26.1 (14.2–42.9) | 11.7 (6.8–19.3) |
| Comorbid Egg Allergy | 12.8 (9.4–17.2) | 23.9 (15.2–35.5) | 11.1 (7.6–16.1) | 8.4 (5.2–13.4) | 17.7 (9.1–31.5) | 6.8 (3.5–12.5) |
| Comorbid Fin Fish Allergy | 16.9 (12.0–23.4) | 13.0 (7.8–20.9) | 17.5 (12.0–24.9) | 11.8 (7.1–18.9) | 1.4 (5.7–21.7) | 11.8 (6.6–20.3) |
| Comorbid Wheat Allergy | 9.0 (6.4–12.5) | 17.1 (10.7–26.2) | 7.8 (5.2–11.7) | 5.0 (2.9–8.5) | 14.7 (7.4–27.3) | 3.2 (1.4–7.1) |
| Comorbid Soy Allergy | 14.8 (11.0–19.8) | 24.2 (15.2–36.2) | 13.5 (9.4–19.0) | 8.9 (5.3–14.6) | 16.6 (8.4–30.3) | 7.5 (3.9–14.2) |
| Coconut Allergy diagnosed by Skin Prick Test | Not assessed among those without physician-diagnosis | 73.2 (63.8–80.8) | 67.0 (45.1–83.4) | 74.3 (64.0–82.4) | ||
| Coconut Allergy diagnosed by Blood Test | Not assessed among those without physician-diagnosis | 28.1 (20.4–37.2) | 28.1 (16.6–43.3) | 28.1 (19.6–38.5) | ||
| Coconut Allergy diagnosed by OFC | Not assessed among those without physician-diagnosis | 20.2 (13.4–29.2) | 29.5 (13.5–52.9) | 18.5 (11.6–28.2) | ||
| Used EAI to treat a coconut-allergic reaction | 20.9 (15.8–27.1) | 22.3 (13.1–35.4) | 20.7 (15.1–27.6) | 28.9 (20.4–39.1) | 25.2 (13.1–43.0) | 29.5 (20.0–41.2) |
| Used Antihistamines to treat a Coconut-allergic reaction | 46.0 (38.8) | 53.3 (38.4–67.7) | 44.9 (37.0–53.0) | 47.5 (38.0–57.2) | 42.5 (26.5–60.3) | 48.4 (37.7–59.3) |
| Used Asthma Inlaher to treat a Coconut-allergic reaction | 20.1 (14.9–26.6) | 37.2 (22.3–55.0) | 17.6 (12.4–24.2) | 29.5 (21.0–39.8) | 34.8 (18.1–56.3) | 28.6 (19.3–40.1) |
| Used Steroids to treat a coconut-allergic reaction | 13.3 (9.2–18.9) | 22.3 (10.0–42.5) | 12.0 (7.9–17.7) | 18.6 (12.7–26.4) | 20.5 (11.2–34.5) | 18.3 (11.7–27.4) |
| Atopic comorbidities | ||||||
| Has physician-diagnosed Asthma | 30.3 (24.1–37.3) | 51.5 (36.7–66.1) | 27.2 (20.7–34.8) | 30.5 (22.2–40.4) | 43.1 (26.7–61.2) | 28.3 (19.1–39.7) |
| Has physician-diagnosed eczema | 10.9 (7.1–16.4) | 7.2 (2.8–17.0) | 11.5 (7.3–17.7) | 10.9 (6.3–18.2) | 9.4 (2.8–27.1) | 11.1 (6.1–19.5) |
| Has physician-diagnosed environmental allergies | 31.4 (24.7–39.1) | 40.6 (26.2–56.8) | 30.1 (22.7–38.6) | 28.9 (20.6–39.0) | 32.2 (18.8–49.3) | 28.3 (19.0–40.0) |