Table 2 Characteristics of the study population as a function of the presence of atopic dermatitis (AD)
From: Atopic dermatitis and indoor use of energy sources in cooking and heating appliances
AD | cOR | 95% CI | ||
|---|---|---|---|---|
N | % | |||
Sex | ||||
Male | 608 | 5.7 | 1.00 (ref) | |
Female | 667 | 6.2 | 1.10 | 0.98-1.23 |
BMI categories | ||||
Underweight | 90 | 5.2 | 0.91 | 0.72-1.15 |
Normal weight | 505 | 5.7 | 1.00 (ref) | |
Overweight | 242 | 5.8 | 1.02 | 0.87-1.19 |
Obese | 226 | 7.6 | 1.34 | 1.14-1.58* |
Mother’s level of education | ||||
No education | 50 | 5.5 | 1.00 (ref) | |
Primary education | 307 | 5.1 | 0.92 | 0.68-1.26 |
Secondary education | 462 | 5.9 | 1.06 | 0.79-1.44 |
Tertiary education | 457 | 6.9 | 1.26 | 0.94-1.71 |
Older siblings | ||||
No | 645 | 6.0 | 1.00 (ref) | |
Yes | 593 | 5.9 | 1.00 | 0.89-1.12 |
Younger siblings | ||||
No | 745 | 5.8 | 1.00 (ref) | |
Yes | 480 | 6.3 | 1.10 | 0.98-1.24 |
No. of cigarettes/day -mother | ||||
No smoker | 735 | 5.8 | 1.00 (ref) | |
1-5 | 86 | 5.2 | 0.89 | 0.71-1.12 |
6-10 | 161 | 6.3 | 1.10 | 0.91-1.30 |
11-20 | 227 | 6.7 | 1.18 | 1.01-1.37* |
>20 | 38 | 7.8 | 1.37 | 0.98-1.93 |
No. of cigarettes/day -father | ||||
No smoker | 703 | 6.0 | 1.00 (ref) | |
1-5 | 68 | 5.9 | 0.98 | 0.76-1.26 |
6-10 | 76 | 4.1 | 0.68 | 0.53-0.86 |
11-20 | 240 | 6.3 | 1.05 | 0.90-1.22 |
>20 | 93 | 7.4 | 1.26 | 1.00-1.57* |
No. of smokers at home | ||||
0 | 559 | 5.8 | 1.00 (ref) | |
1-2 | 655 | 6.3 | 1.09 | 0.97-1.23 |
>2 | 62 | 5.1 | 0.87 | 0.66-1.14 |
Cat or dog ever | ||||
No | 1 056 | 6.0 | 1.00 (ref) | |
Yes | 209 | 6.1 | 1.04 | 0.89-1.21 |
Truck frequency | ||||
Never | 189 | 5.7 | 1.00 (ref) | |
Seldom | 560 | 5.6 | 0.98 | 0.83-1.17 |
Frequently through the day | 431 | 6.4 | 1.13 | 0.95-1.34 |
Almost the whole day | 84 | 8.4 | 1.53 | 1.17-2.00* |
Area | ||||
Mediterranean | 441 | 4.9 | 1.00 (ref) | |
Continental | 141 | 6.0 | 1.25 | 1.02-1.51* |
Atlantic | 694 | 7.0 | 1.45 | 1.28-1.64* |