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. Author manuscript; available in PMC: 2011 Mar 1.
Published in final edited form as: Respir Med. 2009 Nov 13;104(3):345–355. doi: 10.1016/j.rmed.2009.10.016

Appendix Table 2.

Odds ratios (with 95% confidence intervals) for all the variables included in Model 2 (Table 2)

Exposure variables Cockroach Dust mite Cat Mouse

OR 95% CI OR 95% CI OR 95% CI OR 95% CI

Age in months 1.0 1.0–1.0 1.0 1.0–1.0 1.0 1.0–1.0 1.0 1.0–1.0
Sex
   Male 1.0 Referent 1.0 Referent 1.0 Referent 1.0 Referent
   Female 0.6 0.4–0.9 0.5 0.3–0.9 0.5 0.3–0.8 0.5 1.0–1.0
BMI for age by sex
   <85th percentile 1.0 Referent 1.0 Referent 1.0 Referent 1.0 Referent
   85th–95th percentile 1.2 0.9–1.6 1.2 0.9–1.6 1.1 0.8–1.5 1.1 0.8–1.5
   >95th percentile 1.1 0.9–1.4 1.1 0.9–1.4 1.1 0.9–1.4 1.1 1.0–1.4
National Origin
   Mexican 1.0 Referent 1.0 Referent 1.0 Referent 1.0 Referent
   Dominican 2.8 1.5–5.2 2.8 1.5–5.2 2.7 1.4–5.0 2.7 1.5–5.1
   Puerto Rican 2.2 1.0–4.9 2.2 1.0–4.9 1.9 0.8–4.1 2.4 1.1–5.2
   Other/Mixed Hispanic 2.4 1.2–4.6 2.4 1.2–4.6 2.3 1.2–4.5 2.3 1.2–4.4
   Non-Hispanic Black 2.9 1.3–6.2 2.7 1.2–5.8 2.5 1.1–5.5 2.6 1.2–5.7
   Other/Unknown 7.9 2.0–31.7 7.1 1.8–28.1 6.8 1.6–27.7 7.2 1.8–29.2
Smokers in household
   No 1.0 Referent 1.0 Referent 1.0 Referent 1.0 Referent
   Yes 1.5 0.9–2.5 1.5 0.9–2.5 1.5 0.9–2.5 1.5 0.9–2.4
Parents with Asthma
   Neither 1.0 Referent 1.0 Referent 1.0 Referent 1.0 Referent
   Mother only 2.1 1.0–4.2 2.1 1.0–4.3 2.2 1.1–4.5 2.0 1.0–4.1
   Father only 2.0 0.7–5.5 2.1 0.8–5.7 2.5 0.9–6.7 2.2 0.8–5.9
   Both 9.1 0.9–90.9 10.5 1.0–107.9 11.1 1.1–113.5 7.2 0.7–70.7
Child has allergy symptoms
   No 1.0 Referent 1.0 Referent 1.0 Referent 1.0 Referent
   Yes 3.6 2.2–5.9 3.8 2.3–6.1 3.6 2.2–5.8 3.5 2.2–5.7
Sensitized to cockroach
   No 1.0 Referent
   Yes 1.7 1.0–3.0
Sensitized to dust mite
   No 1.0 Referent
   Yes 2.3 1.2–4.2
Sensitized to cat
   No 1.0 Referent
   Yes 2.6 1.1–6.0
Sensitized to mouse
   No 1.0 Referent
   Yes 2.5 1.2–5.1
Sensitized to any of four
   No
   Yes
Total IgE (IU/ml)
   <125
   126–249
   250–375
   >375
Any of four Total IgE Quartiles None

OR 95% CI OR 95% CI OR 95% CI

Age in months 1.0 1.0–1.0 1.0 1.0–1.0 1.0 1.0–1.0
Sex
   Male 1.0 Referent 1.0 Referent 1.0 Referent
   Female 0.6 0.4–0.9 0.6 0.4–0.9 0.5 0.3–0.8
BMI for age by sex
   <85th percentile 1.0 Referent 1.0 Referent 1.0 Referent
   85th–95th percentile 1.1 0.9–1.5 1.1 0.8–1.5 1.2 0.9–1.6
   >95th percentile 1.1 0.9–1.4 1.2 1.0–1.4 1.1 1.0–1.4
National Origin
   Mexican 1.0 Referent 1.0 Referent 1.0 Referent
   Dominican 2.7 1.5–5.1 2.6 1.4–4.9 2.7 1.4–5.0
   Puerto Rican 2.2 1.0–4.7 2.2 1.0–4.9 2.1 1.0–4.5
   Other/Mixed Hispanic 2.3 1.2–4.4 2.4 1.2–4.6 2.4 1.2–4.5
   Non-Hispanic Black 2.8 1.3–6.0 2.4 1.1–5.3 2.7 1.3–5.9
   Other/Unknown 7.5 1.9–29.8 6.9 1.7–28.5 7.0 1.8–28.1
Smokers in household
   No 1.0 Referent 1.0 Referent 1.0 Referent
   Yes 1.5 0.9–2.5 1.5 0.9–2.5 1.5 0.9–2.6
Parents with Asthma
   Neither 1.0 Referent 1.0 Referent 1.0 Referent
   Mother only 2.0 1.0–4.2 1.9 0.9–3.9 2.1 1.0–4.3
   Father only 2.1 0.8–5.7 2.1 0.8–5.7 2.3 0.9–6.4
   Both 8.1 0.8–78.9 5.8 0.6–59.5 10.4 1.1–102.7
Child has allergy symptoms
   No 1.0 Referent 1.0 Referent 1.0 Referent
   Yes 3.7 2.3–5.9 3.7 2.2–6.0 3.7 2.3–6.0
Sensitized to cockroach
   No
   Yes
Sensitized to dust mite
   No
   Yes
Sensitized to cat
   No
   Yes
Sensitized to mouse
   No
   Yes
Sensitized to any of four
   No 1.0 Referent
   Yes 1.6 1.0–2.6
Total IgE (IU/ml)
   <125 1.0 Referent
   126–249 1.4 0.7–2.6
   250–375 2.4 0.9–6.5
   >375 3.1 1.5–6.4