Table 1.
Differences in demographic factors and comorbid conditions between subjects where DAO-activity was and was not analyzed.
| Demographic Factors | DAO Analyzed N 1051 |
DAO Not Analyzed N 121 |
p-Value | |
|---|---|---|---|---|
| Sex (%) | Females | 52.9 | 61.2 | 0.101 ^ |
| Age (mean ± SD) | 50.7 ± 15.3 | 48.2 ± 15.6 | 0.100 ^ | |
| Age group (%) | 17–30 | 14.7 | 18.2 | 0.099 # |
| 31–45 | 24.5 | 29.8 | ||
| 46–60 | 30.1 | 25.6 | ||
| 61–78 | 30.7 | 26.4 | ||
| BMI (%) | <20 | 4.5 | 4.1 | 0.103 # |
| 20–24 | 37.0 | 46.3 | ||
| 25–29 | 43.2 | 33.9 | ||
| ≥30 | 15.3 | 15.7 | ||
| Education level (%) | Primary school | 14.9 | 9.9 | 0.132 # |
| Secondary school | 4.6 | 3.3 | ||
| High school | 34.2 | 40.5 | ||
| University | 46.1 | 45.5 | ||
| Comorbid diseases | ||||
| Asthma (%) | 12.3 | 7.4 | 0.136 | |
| Sensitized to airborne allergens (%) | 27.3 | 28.2 | 0.823 | |
| Sensitized to common foods (%) $ | 5.4 | 5.7 | 0.823 | |
| Used medication for hay fever (%) | 27.8 | 31.4 | 0.395 | |
| Heart medication (%) | 9.2 | 5.8 | 0.158 | |
| Hyperlipidemia (%) | 10.0 | 8.3 | 0.630 | |
| Gastric reflux (%) | 44.1 | 49.6 | 0.464 | |
^ Student’s t-test to compare mean value between DAO analyzed/not analyzed. # Mantel–Haenszel test for trend to compare frequency between DAO analyzed/not analyzed. $ Egg white, milk, fish, wheat, peanut, and soybean.