Table 5 Polytomous multiple logistic regression analysis of factors associated with current and probable asthma.
| Â | Current Asthma | Probable Asthma | ||
|---|---|---|---|---|
Characteristics | Crude OR (95%CI) | Adjusted ORa (95%CI) | Crude OR (95%CI) | Adjusted ORa (95%CI) |
Age | ||||
   65–69 | 1.00 | 1.00 | 1.00 | 1.00 |
   70–74 | 0.70 (0.46–1.01) | 0.68 (0.45–1.05) | 0.76 (0.51–1.13) | 0.80 (0.53–1.20) |
   75–79 | 0.88 (0.56–1.38) | 0.86 (0.54–1.38) | 0.93 (0.61–1.43) | 1.05 (0.67–1.64) |
   80+ | 0.73 (0.47–1.14) | 0.70 (0.44–1.11) | 0.87 (0.58–1.30) | 1.07 (0.71–1.61) |
Sex | ||||
   Male | 1.00 | 1.00 | 1.00 | 1.00 |
   Female | 1.43 (1.00–2.04) | 1.64 (1.12–2.38) | 1.30 (0.94–1.80) | 1.41 (1.00–2.01) |
Race/Ethnicity | ||||
   Non-Hispanic White | 1.00 | 1.00 | 1.00 | 1.00 |
   Hispanics | 0.57 (0.32–0.99) | 0.69 (0.39–1.24) | 1.23 (0.84–1.81) | 1.48 (0.99–2.21) |
Education Level | ||||
   College Graduate | 1.00 | 1.00 | 1.00 | 1.00 |
   < HS | 1.12 (0.65–1.94) | 1.86 (1.05–3.30) | 1.58 (1.04–2.42) | 1.64 (1.02–2.64) |
   HS/GED | 1.60 (0.99–2.56) | 1.68 (1.03–2.73) | 0.88 (0.58–1.36) | 0.84 (0.54–1.29) |
   Some College | 1.75 (1.07–2.87) | 1.76 (1.06–2.93) | 1.20 (0.77–1.88) | 1.07 (0.68–1.68) |
Household Annual Income b | ||||
   ≥ 40 k | 1.00 | 1.00 | 1.00 | 1.00 |
   ≤ 20 k | 1.64 (0.99–2.71) | 2.43 (1.38–4.28) | 1.77 (1.14–2.76) | 1.85 (1.17–2.92) |
   20–40 k | 1.38 (0.82–2.32) | 1.42 (0.83–2.43) | 0.88 (0.54–1.43) | 0.90 (0.55–1.48) |
Geographic Location | ||||
   Rural | 1.00 | 1.00 | 1.00 | 1.00 |
   Urban | 0.97 (0.71–1.34) | 1.02 (0.72–1.43) | 0.92 (0.69–1.23) | 0.84 (0.63–1.13) |
Hay Fever | ||||
   No | 1.00 | 1.00 | 1.00 | 1.00 |
   Yes | 3.74 (2.71–5.16) | 3.62 (2.65–4.95) | 2.26 (1.66–3.08) | 2.46 (1.80–3.37) |
Pet Ownership | ||||
   Do not own a pet | 1.00 | 1.00 | 1.00 | 1.00 |
   Own a Dog or a Cat | 1.01 (0.72–1.40) | 0.92 (0.65–1.30) | 0.92 (0.67–1.27) | 0.84 (0.61–1.17) |
   Own some other Pet | 0.59 (0.27–1.28) | 0.53 (0.23–1.25) | 1.16 (0.61–2.19) | 0.99 (0.49–1.98) |
Smoking Status | ||||
   Non-Smoker | 1.00 | 1.00 | 1.00 | 1.00 |
   Current Smoker | 0.67 (0.36–1.24) | 0.73 (0.39–1.35) | 2.30 (1.51–3.50) | 2.73 (1.77–4.21) |
   Past Smoker | 1.51 (1.08–2.10) | 1.78 (1.24–2.55) | 1.13 (0.82–1.57) | 1.36 (0.95–1.96) |
Environmental tobacco smoke | ||||
   No | 1.00 | 1.00 | 1.00 | 1.00 |
   Yes | 0.94 (0.53–1.65) | 1.03 (0.58–1.85) | 1.37 (0.90–2.08) | 1.21 (0.77–1.89) |
Self-rated Health | ||||
   Excellent/Good | 1.00 | 1.00 | 1.00 | 1.00 |
   Fair/Poor | 2.08 (1.51–2.86) | 2.71 (1.96–3.76) | 3.03 (2.25–4.06) | 3.41 (2.48–4.68) |
Complaint of Pain | ||||
   No Pain | 1.00 | 1.00 | 1.00 | 1.00 |
   Mild Pain | 1.65 (1.04–2.62) | 1.61 (1.00–2.62) | 1.77 (1.18–2.65) | 1.83 (1.22–2.75) |
   Severe Pain | 2.60 (1.84–3.68) | 2.35 (1.64–3.36) | 4.20 (3.01–5.87) | 4.23 (2.99–5.99) |
Body Mass Index (BMI) | ||||
   Normal Weight (BMI <25) | 1.00 | 1.00 | 1.00 | 1.00 |
   Overweight (BMI 25–29.9) | 1.34 (0.92–1.94) | 1.34 (0.91–1.95) | 1.20 (0.84–1.69) | 1.28 (0.89–1.86) |
   Obese (BMI ≥ 30) | 1.94 (1.29–2.88) | 1.98 (1.30–3.01) | 2.00 (1.36–2.94) | 2.12 (1.41–3.12) |
Health Insurance | ||||
   No insurance | 1.00 | 1.00 | 1.00 | 1.00 |
   Have insurance | 0.67 (0.26–1.71) | 0.48 (0.17–1.33) | 0.64 (0.28–1.43) | 0.64 (0.28–1.47) |
Occupation c | ||||
   Administrative/Secretarial | 1.46 (1.04–2.03) | 1.18 (0.84–1.65) | 1.08 (0.79–1.49) | 1.01 (0.73–1.40) |
   Health Related | 1.17 (0.63–2.17) | 1.01 (0.53–1.93) | 0.93 (0.45–1.91) | 0.91 (0.44–1.89) |
   Teaching | 0.43 (0.21–0.87) | 0.36 (0.18–0.74) | 1.04 (0.63–1.73) | 1.14 (0.68–1.88) |
   Service Related | 0.70 (0.39–1.25) | 0.78 (0.42–1.44) | 1.54 (1.00–2.37) | 1.47 (0.93–2.30) |
   Farm Related | 1.51 (0.74–3.08) | 2.09 (1.00–4.39) | 0.74 (0.34–1.59) | 0.84 (0.39–1.77) |
   Precision Production | 0.83 (0.45–1.51) | 1.11 (0.56–2.17) | 1.13 (0.66–1.93) | 1.28 (0.73–2.22) |
   Other Occupations | 0.91 (0.62–1.33) | 0.94 (0.63–1.41) | 0.67 (0.45–0.99) | 0.65 (0.43–0.99) |