Table 1.
Variable | Sensitized with no history of exposure or no history of reaction (n = 206) | Allergic, sensitized with history of reaction (n = 69) | P value |
---|---|---|---|
Male, n (%) | 127 (61.6) | 44 (63.7) | .75 |
Age (at first coconut test), mean (SD) | 6.18 (4.07) | 5.57 (4.28) | .29 |
Race or ethnicity, n (%) | |||
White | 136 (66.0) | 33 (47.8) | |
Black or African American | 18 (8.7) | 9 (13.0) | |
Hispanic or Latino | 29 (14.1) | 11 (15.9) | |
Asian | 18 (8.7) | 12 (17.4) | |
Other or unknown | 5 (2.4) | 4 (5.8) | |
Insurance, n (%) | .72 | ||
Private | 153 (74.3) | 54 (78.2) | |
Public | 51 (24.8) | 14 (20.3) | |
Government or other | 2 (1.0) | 1 (1.4) | |
History of asthma (at time of first coconut test), n (%) | 78 (37.9) | 27 (39.1) | .85 |
History of atopic dermatitis (at time of first coconut test), n (%) | 123 (59.7) | 44 (63.8) | .55 |
History of allergic rhinitis (at time of first coconut test), n (%) | 111 (53.9) | 39 (56.5) | .70 |
Other food allergies, n (%) | 206 (100) | 67 (97.1) | .01 |
ImmunoCAP (n = 238) | 6.87 (13.65), range: 0.24–78.9 | 13.83 (18.48); range, 0.38–69.0 | <.01 |
Skin test wheal (n = 86) | 4.41 (2.63), range: 0–13.0 | 7.67 (3.93); range, 0–17.0 | <.01 |
Skin test flare (n = 83) | 11.11 (6.27), range: 0–26.0 | 17.41 (7.41); range, 0–30.0 | <.01 |
History of initial reaction (n = 69) | |||
At first exposure | 9 (13.0) | ||
Previously tolerating | 5 (7.2) | ||
Not documented if first exposure | 55 (79.7) | ||
Initial source of reaction, n (%) | |||
Ingestion | 57 (82.6) | ||
Skin contact | 10 (14.5) | ||
Breastfed | 2 (2.9) | ||
Age at initial reaction (n = 58), mean (SD) | 5.0 (4.4) | ||
History of topical coconut application, n (%) | .02 | ||
Yes | 21 (10.2) | 15 (21.7) | |
No | 14 (6.8) | 7 (10.1) | |
Not documented | 171 (83.0) | 47 (68.1) |
Bolded values are significant (P < .05).