Mean difference from negative test or regression coefficient | 95% confidence interval | p value | |
---|---|---|---|
Total IgE (log10kU/l) | −0.31 | −0.52 to −0.11 | 0.003 |
Positive skin prick test to: | |||
D pteronyssinus | −0.77 | −1.09 to −0.45 | <0.001 |
Timothy grass | −0.64 | −1.00 to −0.28 | <0.001 |
Cladosporium | −0.47 | −1.16 to 0.22 | 0.18 |
Birch | 1.05 | 0.47 to 1.63 | <0.001 |
Any of Alternaria, olive,Parietaria, common ragweed | −0.43 | −0.88 to 0.03 | 0.07 |
Cat (at age 20) | −1.12 | −1.94 to −0.29 | 0.008 |
Additional increase per year of age in cat sensitised subjects | 0.08 | 0.02 to 0.14 | 0.008 |
Number of subjects=749. Total within centre variation explained 33.0%.