Table 2

Prevalence (per cent) of self-reported asthma, allergic rhinitis/conjunctivitis, chronic bronchitis/emphysema (CBE) and allergic eczema in subjects with no nasal symptoms, in all subjects and in subjects with recurrent or permanent nasal symptoms

Self-reported AsthmaSelf-reported allergic eye/nose catarrhSelf-reported CBESelf-reported allergic eczema
No/very seldom nasal symptoms3.17.72.910.7
All subjects5.520.54.614.6
Recurrent or permanent nasal symptoms10.546.68.122.7