Table 2 Comparison of Gedling study participants included in data analyses with 1991 Gedling census population
Characteristic | 1991 Gedling census popn [20]* | Main cross- sectional analyses N = 2599 | BHR analysis N = 2383 | IgE analysis N = 2467 | Longitudinal analysis of FEV1 N = 1329 |
|---|---|---|---|---|---|
Age group (%) | |||||
18–29 | 24.9 | 16.0 | 16.5 | 15.2 | 10.1 |
30–39 | 21.2 | 21.3 | 21.7 | 21.2 | 19.8 |
40–49 | 22.0 | 25.6 | 27.1 | 26.1 | 27.8 |
50–59 | 16.7 | 20.1 | 20.3 | 20.2 | 25.7 |
60–70 | 15.2 | 17.1 | 14.5 | 17.2 | 16.7 |
Sex (%) | |||||
Men | 49.4 | 50.0 | 50.4 | 50.1 | 49.6 |
Women | 50.6 | 50.0 | 49.6 | 49.9 | 50.4 |
Mean (SD) Carstairs deprivation score | -1.29 (2.05) | -1.32 (2.17) | -1.34 (2.16) | -1.32 (2.17) | -1.53 (2.15) |