Table 4.: Estimation of the risk to have asthma depending on the presence of rhinitis.

Variables  With Asthma1 Without Asthma2 OR3 95% CI4
Rhinitis (in all subjects)
Positive 219 106 0.01 0.001-0.273
Negative 61 0.5 1.00
Χ² = 26.5 (p = 0.000)
Rhinitis (male subjects)
Positive 96 58 0.04 0.002-0.753
Negative 18 0.5 1.00
Χ² = 7.8 (p = 0.000)
Rhinitis (female subjects)
Positive 123 48 0.03 0.001-0.484
Negative 43 0.5 1.00
Χ² = 14.6 (p = 0.000)