Table 11.: Determination of the risk of development of positive
BHR in rhinitis-only patients, according to the
presence of combination of seasonal and perennial
allergy.
Atopy (
Seasonal
and Perennial)
BHR-Positive
BHR-Negative
OR - Odds Ratio
Positive
6
16
3.75
Negative
1
10
1.00
χ² = 0.56 (p = 0.451) p >0.05 95% Confidence interval (0.39 < OR < 35.92).