Gender | | | | | | | | |
Female | 25 | 35.7 | 1 | | 22 | 15.0 | 1 | |
Male | 43 | 51.2 | 1.89 | 0.99 to 3.61 | 21 | 16.8 | 1.15 | 0.60 to 2.20 |
Age (years) | | | | | | | | |
0–1 | 7 | 25.9 | 1 | | 7 | 11.5 | 1 | |
2–3 | 23 | 43.4 | 2.19 | 0.79 to 6.06 | 15 | 14.2 | 1.27 | 0.49 to 3.32 |
4–6 | 38 | 51.4 | 3.02 | 1.14 to 7.99 | 21.0 | 20.0 | 1.93 | 0.77 to 4.85 |
Parents’ job | | | | | | | | |
Non-white collar | 34 | 40.9 | 1 | | 29 | 19.6 | 1 | |
White collar | 34 | 47.9 | 1.32 | 0.70 to 2.51 | 14 | 11.3 | 0.52 | 0.26 to 1.04 |
Household gas cooking frequency | | | | | | | | |
1 meal/day | 16 | 45.7 | 1 | | 5 | 8.3 | 1 | |
2 meals/day | 24 | 36.9 | 0.70 | 0.30 to 1.60 | 17 | 14.2 | 1.82 | 0.64 to 5.19 |
3 meals/day | 28 | 51.6 | 1.27 | 0.55 to 3.00 | 21 | 22.8 | 3.25 | 1.15 to 9.18 |
Exposure to passive smoking | | | | | | | | |
No | 53 | 43.4 | 1 | | 33 | 15.6 | 1 | |
Yes | 15 | 46.9 | 1.14 | 0.53 to 2.51 | 10 | 16.7 | 1.08 | 0.50 to 2.35 |
Extraction fan/hood in kitchen | | | | | | | | |
No | 4 | 80.0 | 1 | 1 | 1 | 16.7 | 1 | |
Yes | 64 | 42.9 | 0.19 | 0.02 to 1.72 | 42 | 15.8 | 0.93 | 0.11 to 8.23 |
Usually open window | | | | | | | | |
No | 12 | 40 | 1 | | 7 | 11.9 | 1 | |
Yes | 56 | 45.2 | 1.51 | 0.64 to 3.59 | 36 | 16.9 | 1.23 | 0.55 to 2.78 |
Burn joss sticks | | | | | | | | |
No | 45 | 42.9 | 1 | | 29 | 14.2 | 1 | |
Yes | 23 | 46.9 | 1.18 | 0.60 to 2.33 | 14 | 20.6 | 1.56 | 0.77 to 3.17 |
Stuffed soft toys at home | | | | | | | | |
No | 32 | 45.1 | 1 | | 24 | 17.5 | 1 | |
Yes | 36 | 43.4 | 0.93 | 0.49 to 1.77 | 19 | 14.1 | 0.77 | 0.40 to 1.49 |
Pets at home | | | | | | | | |
No | 65 | 43.3 | 1 | | 38 | 14.9 | 1 | |
Yes | 3 | 75.0 | 3.92 | 0.40 to 38.4 | 5 | 27.8 | 2.19 | 0.74 to 6.49 |
Self-satisfied with indoor air quality | | | | | | | | |
Yes | 36 | 41.9 | 1 | | 16 | 8.6 | 1 | |
No | 32 | 47.1 | 1.23 | 0.65 to 2.34 | 27 | 31.8 | 4.98 | 2.50 to 9.88 |