Net change in asthma symptoms and medication per 10 years of follow up by sex, estimated by generalised estimating equations
Question(see Appendix 1) | Men | Women | p value for difference between men and women | ||||
---|---|---|---|---|---|---|---|
Prevalence (%) in ECRHS I in responders to ECRHS II | Change (95% CI) in prevalence (%) | p value for change | Prevalence (%) in ECRHS I in responders to ECRHS II | Change (95% CI) in prevalence (%) | p value for change | ||
95% CI = 95% confidence interval. | |||||||
*A positive response to either of the questions. | |||||||
Q1 | 21.1 | −0.3 (−2.1 to 1.4) | 0.694 | 19.6 | −1.2 (−2.8 to 0.3) | 0.126 | 0.353 |
Q1.1 | 9.5 | 0.7 (−0.4 to 1.7) | 0.210 | 10.2 | −0.1 (−1.0 to 0.8) | 0.825 | 0.155 |
Q1.2 | 13.3 | 0.6 (−1.0 to 2.1) | 0.745 | 11.3 | −0.3 (−1.6 to 1.0) | 0.681 | 0.393 |
Q2 | 10.8 | 0.8 (−0.7 to 2.2) | 0.289 | 14.6 | −0.5 (−2.0 to 1.1) | 0.564 | 0.246 |
Q3 | 5.2 | −0.1 (−0.9 to 0.7) | 0.800 | 6.3 | 0.3 (−0.6 to 1.2) | 0.489 | 0.687 |
Q4 | 20.9 | −0.1 (−0.03 to 2.6) | 0.939 | 33.9 | −2.3 (−4.2 to −0.5) | 0.011 | 0.120 |
Q5 | 3.1 | 0.5 (−0.1 to 1.2) | 0.094 | 3.6 | 0.9 (0.2 to 1.6) | 0.011 | 0.201 |
Q6 | 3.3 | 1.9 (1.1 to 2.7) | <0.001 | 4.0 | 2.5 (1.8 to 3.2) | <0.001 | 0.525 |
Q5 or Q6* | 4.7 | 1.8 (1.1 to 2.6) | <0.001 | 5.2 | 2.4 (1.6 to 3.3) | <0.001 | 0.041 |
Q7 | 24.1 | 3.4 (2.0 to 4.8) | <0.001 | 25.8 | 3.7 (1.7 to 5.7) | <0.001 | 0.806 |