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Table 2 Characteristics of participants

From: Differences in allergic symptoms after the consumption of egg yolk and egg white

 

Positive OFC with boiled egg yolk

Positive OFC with boiled egg white

P-value

Number

80

106

 

Male (%)

59 (73.8%)

72 (67.9%)

0.421

Age (years)

3.3 (1.7–4.9)

3.5 (2.1–5.1)

0.359

Atopic dermatitis (%)

49 (61.3%)

66 (62.2%)

1.000

Bronchial asthma (%)

24 (30.3%)

31 (29.2%)

1.000

History of egg ingestion (%)

49 (61.3%)

105(99.1%)

< 0.001

Immediate egg allergy history (%)

51 (63.8%)

76 (71.7%)

0.270

Anaphylactic egg allergy history (%)

10 (12.5%)

24 (22.6%)

0.087

Total IgE (IU/mL)

394.5 (175.5–1279.5)

242.5 (105.0–640.5)

0.007

Egg yolk-specific IgE (UA/mL)

8.0 (3.9–15.7)

2.6 (0.9–7.9)

< 0.001

Egg white-specific IgE (UA/mL)

37.6 (17.9–74.1)

11.8 (5.9–31.9)

 < 0.001

Ovomucoid-specific IgE (UA/mL)

24.2 (9.2–47.2)

6.6 (1.9–19.2)

< 0.001

  1. Data are presented as the median (interquartile range) or number (%). Statistical analyses were performed using Wilcoxon rank sum test or Fisher’s exact test. Serum levels of egg yolk-, egg white-, and ovomucoid-specific IgE were measured by ImmunoCAP assay (Thermo Fisher Scientific, Uppsala, Sweden)
  2. IgE immunoglobulin E, OFC oral food challenge