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. Author manuscript; available in PMC: 2016 Mar 1.
Published in final edited form as: Clin Exp Allergy. 2015 Mar;45(3):660–668. doi: 10.1111/cea.12467

Table 1.

Comparison of women from WHEALS whose children were included or excluded from the current analyses.*

Women with a Child Included in the Analyses Women with a Child Excluded from the Analyses p value
N 596 245
Ever breastfed the child (n(%) yes) 319 (53.5%) 111 (45.5%) 0.035
Mother had an indoor dog during pregnancy 167 (28.0%) 57 (23.3%) 0.16
Child lived with an indoor dog in the first year of life 118 (22.5%) 26 (15.0%) 0.035
Mother sensitized to allergens 336 (58.4%) 137 (57.6%) 0.82
Child’s gender
Male 306 (51.3%) 111 (45.3%) 0.11
Female 290 (48.7%) 134 (54.7%)
Race
Black 415 (69.6%) 181 (74.2%) 0.18
White 181 (30.4%) 63 (25.8%)
Delivery type
Vaginal 376 (63.1%) 156 (64.2%) 0.76
C-section 220 (36.9%) 87 (35.8%)
Child was firstborn 132 (22.1%) 57 (23.3%) 0.72
*

There are some missing data. P-values are for a comparison of those included and those excluded.

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