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. Author manuscript; available in PMC: 2012 Jul 1.
Published in final edited form as: Environ Res. 2011 Apr 29;111(5):677–684. doi: 10.1016/j.envres.2011.04.004

Table 3.

Odds ratio of severity of wheeze symptoms for subject characteristics for a model without land-use variables

Parameter Number of subjects (%) OR 95% Confidence interval
Infants’ Race
 Caucasian (reference) 426 (62.7%) 1.00
 Hispanic 134 (19.7%) 1.57 (1.00,2.47)
 African American 92 (13.5%) 1.61 (1.00,2.60)
 Other 28 (4.1%) 1.66 (0.79,3.52)
Parental History of Asthma
 None (reference) 369 (54.3%) 1.00
 Parent with asthma 311 (45.7%) 1.49 (1.10,2.02)
Family Income
 ≥$20,000/year (reference) 544 (80.0%) 1.00
 <$20,000/year 136 (20.0%) 0.82 (0.51,1.30)
Mother’s Education
 High school or more (reference) 605 (89.0%) 1.00
 < high school 75 (11.0%) 1.88 (1.11,3.19)
Gender
 Female (reference) 352 (51.8%) 1.00
 Male 328 (48.2%) 1.68 (1.24,2.28)
Smoking Status
 non-Smoking (reference) 402 (59.1%) 1.00
 Smoking Status 278 (40.9%) 1.04 (0.76,1.44)
Mold
 Non-Mold (reference) 518 (76.2%) 1.00
 Mold Info Missing 20 (2.9%) 2.31 (0.98,5.47)
 Mold 142 (20.9%) 1.77 (1.23,2.54)

Note: Results are based on the proportional odds model with health outcome defined as the severity of wheeze symptoms (none, mild, severe in the first year of life). Models do not include a variable for land-use. Models adjust for infants’ gender, race, parental asthma history, family income, smoking in the home, presence of persistent mold, and maternal educational attainment.