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. Author manuscript; available in PMC: 2013 Sep 1.
Published in final edited form as: J Allergy Clin Immunol. 2012 Jul 31;130(3):657–662.e2. doi: 10.1016/j.jaci.2012.06.024

Table I.

Descriptive statistics and percents for baseline physician diagnoses, allergic sensitization and race.*

White Black p-value
N 219 563
Total IgE Geometric Mean (95% CI) 20.0 IU/mL (95%CI 16.2, 24.6 IU/mL) 47.8 IU/mL (95%CI 42.5, 53.8) <0.001
Had ≥ 1 allergen specific IgE ≥ 0.35 kU/l? 88 (40.2%)
N (%)
352 (62.5%)
N (%)
<0.001
Allergen specific IgE≥ 0.35 kU/l:
Dog 32 (14.6%) 130 (23.2%) 0.008
Cat 38 (17.4%) 128 (22.9%) 0.097
Alternaria alternata 26 (11.9%) 150 (26.8%) <0.001
Cockroach 12 (5.5%) 109 (19.5%) <0.001
Dust mite (Der F) 50 (22.8%) 131 (23.4%) 0.86
Short Ragweed 45 (20.6%) 214 (38.3%) <0.001
Timothy grass 38 (17.4%) 175 (31.4%) <0.001
Egg 2 (0.9%) 12 (2.1%) 0.37
Doctor Diagnoses
Ever had doctor diagnoses of hay fever/nasal allergies/allergic rhinitis 38 (17.5%) 87 (15.7%) 0.55
Ever had doctor diagnosis of asthma 35 (16.0%) 128 (22.7%) 0.037
Current asthma (ever doctor diagnosis plus either attack or asthma meds in last 12 months) 21 (9.6%) 48 (8.5%) 0.64
Ever had doctor diagnosis of eczema 32 (14.8%) 122 (21.9%) 0.025
*

Totals vary due to some missing data: 16 missing doctor diagnosis to hay fever/nasal allergies/allergic rhinitis; 1 missing response to doctor diagnosis of asthma and currents asthma; and, 9 missing responses for doctor diagnosis of eczema.

P-values test differences in percents of each outcome between Black women and White women