Table 1.
Demographic and co-morbid characteristics between adults with childhood-onset food allergy (COFA) and adult-onset food allergy (AOFA).
| Characteristic | Total (n= 202) | Childhood-onset(COFA) (n= 80) | Adult-onset(AOFA) (n= 122) | P-value3 |
|---|---|---|---|---|
| Age at survey (years, mean ±SD) | 41 (11) | 46 (14) | 0.01 | |
| Sex, male (%)/female (%) | 51 (25)/151(75) | 21(26)/59 (74) | 30 (25)/92 (75) | 0.87 |
| Race/Ethnicity, n (%) | 0.80 | |||
| White | 148 (73) | 62 (78) | 86 (71) | |
| Black | 30 (15) | 9 (11) | 21 (17) | |
| Asian | 8 (4) | 3 (4) | 5 (4) | |
| Hispanic | 14 (7) | 5 (6) | 9 (7) | |
| Other | 2 (1) | 1 (1) | 1 (1) | |
| Co-morbidities, n (%) | ||||
| Eczema | 79 (39) | 33 (41) | 46 (38) | 0.66 |
| Allergic rhino-conjunctivitis | 168 (83) | 70 (88) | 98 (80) | 0.25 |
| Asthma | 101 (50) | 50 (63) | 51 (42) | <0.01 |
| OAS1 | 7 (4) | 3 (4) | 4 (3) | 1.0 |
| EoE2 | 11 (5) | 6 (8) | 5 (4) | 0.35 |
| Age of first FA symptom (years, mean ±SD | 6.5 (5.6) | 32 (13) | <0.001 | |
| Number of food allergy groups, median (IQR) | 2 (1, 3) | 1 (1, 2) | 0.004 |
1
OAS – Oral Allergy Syndrome
2
EoE – Eosinophilic Esophagitis
3
Continuous variables assessed by Mann-Whitney U test; dichotomous variables assessed by Fisher’s exact test; three or more variables by Chi-square test. Significant values are bolded.