Fig. 2

Asthma prevalence in relation to sensitization to pets, HDM and food allergens. p Values were calculated when compared with the group without any sensitization, n.s. not significant. Not shown: Pets(+)HDM(−)Food(−), Pets(−)HDM(+)Food(−) and Pets(+)HDM(+)Food(−) because of too few number of observations in these combinations