Wheeze in the past year in non-atopics | Wheeze in the past year in atopics | ||||||
---|---|---|---|---|---|---|---|
Adjusted* OR | 95% CI | p value** | Adjusted* OR | 95% CI | p value** | p value** (difference between atopics and non-atopics) | |
*Adjustment for all variables listed. | |||||||
**Significance levels are based on a test for heterogeneity except for age and social class which are based on tests for trend using ordered categories. | |||||||
***I=professional; II=managerial; IIInm=clerical; IIIm=skilled manual; IV=semi-skilled manual; V=unskilled manual. | |||||||
Sex | |||||||
Female | 1 | (reference) | 0.460 | 1 | (reference) | <0.001 | <0.001 |
Male | 1.04 | 0.93 to 1.17 | 0.76 | 0.67 to 0.86 | |||
Age | |||||||
11–19 | 1 | (reference) | <0.001 | 1 | (reference) | 0.129 | <0.001 |
20–29 | 0.79 | 0.60 to 1.04 | 0.90 | 0.73 to 1.12 | |||
30–39 | 0.66 | 0.50 to 0.85 | 0.73 | 0.59 to 0.91 | |||
40–49 | 0.85 | 0.66 to 1.10 | 0.79 | 0.62 to 0.99 | |||
50–59 | 1.01 | 0.78 to 1.31 | 0.78 | 0.60 to 1.02 | |||
60–69 | 1.17 | 0.90 to 1.52 | 0.80 | 0.60 to 1.06 | |||
70–79 | 1.70 | 1.31 to 2.22 | 0.93 | 0.66 to 1.32 | |||
80–89 | 1.81 | 1.31 to 2.50 | 0.78 | 0.39 to 1.57 | |||
90+ | 2.49 | 1.07 to 5.81 | 0.36 | 0.04 to 3.16 | |||
Social class*** | |||||||
I | 1 | (reference) | <0.001 | 1 | (reference) | 0.759 | <0.001 |
II | 1.22 | 0.93 to 1.60 | 1.03 | 0.80 to 1.32 | |||
IIInm | 1.20 | 0.89 to 1.61 | 1.02 | 0.76 to 1.35 | |||
IIIm | 1.60 | 1.22 to 2.09 | 0.13 | 0.87 to 1.45 | |||
IV | 1.68 | 1.26 to 2.23 | 1.03 | 0.77 to 1.37 | |||
V | 1.67 | 1.18 to 2.34 | 0.93 | 0.63 to 1.36 | |||
Urban/rural | |||||||
Rural | 1 | (reference) | 0.010 | 1 | (reference) | 0.131 | 0.596 |
Urban | 1.19 | 1.04 to 1.36 | 1.13 | 0.97 to 1.31 | |||
Smoking | |||||||
Never | 1 | (reference) | 1 | (reference) | |||
Ex | 1.56 | 1.35 to 1.80 | <0.001 | 1.29 | 1.09 to 1.53 | 0.004 | 0.095 |
Current | 3.36 | 2.93 to 3.85 | <0.001 | 1.64 | 1.41 to 1.90 | <0.001 | <0.001 |