Table 6.
Prevalence of wheeze ever and current wheeze amongst the participants from Kempton Park along with crude and adjusted odd ratios
| Total a | Prevalence (%) | Crude OR (95% CI) b | p | AdjustedOR (95% CI) b | p | |
|---|---|---|---|---|---|---|
|
Wheeze ever
c
|
|
|
|
|
|
|
|
Residential cooking fuel type most frequently used |
|
|
|
|
|
|
| Electricity |
1003 |
35.1 |
1 |
|
1 |
|
| Gas |
92 |
48.9 |
1.73 (1.12-2.65) |
0.012 |
1.65 (1.04-2.61) |
0.030 |
| Paraffin |
8 |
50.0 |
1.80 (0.44-7.27) |
0.404 |
1.59 (0.37-6.70) |
0.526 |
| Open fires, wood, coal |
10 |
50.0 |
1.80 (0.52-6.29) |
0.351 |
1.83 (0.47-7.07) |
0.375 |
|
Residential heating fuel type most frequently used |
|
|
|
|
|
|
| Electricity |
803 |
35.1 |
1 |
|
1 |
|
| Gas |
211 |
39.3 |
1.28 (0.87-1.63) |
0.256 |
1.06 (0.76-1.48) |
0.696 |
| Paraffin |
24 |
50.0 |
1.84 (0.81-4.16) |
0.139 |
1.61 (0.69-3.73) |
0.267 |
| Open fires, wood, coal |
63 |
50.8 |
1.90 (1.13-3.19) |
0.014 |
1.75 (1.02-3.09) |
0.040 |
|
Vigorous physical activity per week |
|
|
|
|
|
|
| Never or occasionally |
228 |
29.1 |
1 |
|
|
|
| Once or twice per week |
437 |
43.2 |
1.85 (1.34-2.54) |
0.000 |
1.80 (1.30-2.49) |
0.000 |
| Three or more times a week |
377 |
36.0 |
1.37 (0.95-1.90) |
0.061 |
1.30 (0.93-1.83) |
0.119 |
|
Current wheeze
d
|
|
|
|
|
|
|
|
Frequency of trucks passing near homes on weekdays |
|
|
|
|
|
|
| Never |
186 |
15.6 |
1 |
|
1 |
|
| Seldom |
526 |
26.8 |
1.49 (0.95-2.34) |
0.077 |
1.46 (0.90-2.37) |
0.123 |
| Frequently through the day |
164 |
20.7 |
1.41 (0.81-2.44) |
0.213 |
1.34 (0.74-2.44) |
0.322 |
| Almost all day |
226 |
28.3 |
2.13 (1.30-3.49) |
0.002 |
2.13 (1.24-3.65) |
0.006 |
|
Vigorous physical activity per week |
|
|
|
|
|
|
| Never or occasionally |
288 |
18.4 |
1 |
|
|
|
| Once or twice per week |
435 |
20.0 |
1.48 (1.03 - 2.14) |
0.024 |
1.35 (0.90-2.20) |
0.145 |
| Three or more times a week |
376 |
21.2 |
1.19 (0.81 - 1.18) |
0.360 |
1.04 (0.67-1.60) |
0.856 |
|
ETS exposure at school in the past 30 days |
|
|
|
|
|
|
| No |
507 |
19.7 |
1 |
|
|
|
| Yes | 445 | 24.4 | 1.74 (1.123-2.69) | 0.013 | 1.34 (0.98-1.60) | 0.066 |
aTotals for each risk factor are different due to difference in missing values.
bValues that are statistically significant at less than 0.02 for the crude OR and less than 0.05 for the adjusted OR are in bold font.
cModel adjusted for: Residential cooking/heating fuel types and vigorous physical activity.
dModel adjusted for: Frequency of trucks passing near homes, vigorous physical activity and exposure to tobacco smoke at school.