Relation of slope to serum total and specific IgE, adjusted for each other and centre, sex, baseline lung function, height, parental atopy, number of siblings, season of testing, and age/smoking interaction
| Mean difference from negative test or regression coefficient | 95% confidence interval | p value | |
|---|---|---|---|
| Total IgE (log10kU/l) | −0.17 | −0.37 to 0.04 | 0.12 |
| Specific IgE to: | |||
| D pteronyssinus | −0.92 | −1.26 to −0.58 | <0.001 |
| Timothy grass | −0.50 | −0.85 to −0.15 | 0.005 |
| Cladosporium | −1.40 | −2.14 to −0.47 | <0.001 |
| Birch | 0.66 | 0.09 to 1.23 | 0.02 |
| Cat (at age 20) | −1.33 | −2.24 to −0.42 | 0.004 |
| Additional increase per year of age in cat sensitised subjects | 0.06 | −0.01 to 0.12 | 0.12 |
Number of subjects=749. Total within centre variation explained 33.3%