Table 3: Comparison of results between patients with or without a dog at home.

- Dog owner No dog at home P-value
Number of Patients 7/26 (26.9%) 19/26 (73.1%) -
Total tear IgE - - -
     Positive rate 7/7 (100%) 19/19 (100%) -
     Score (mean ± SD) 2.1 ± 1.7 1.6 ± 0.5 **0.7100
Serum dog-specific IgE - - -
     Positive rate 2/7 (28.6%) 7/19 (36.8%) *0.5375
Score (mean ± SD) 0.6 ± 0.9 0.4 ± 0.6 **0.7131
Serum dog-specific IgG - - -
     Positive rate 2/7 (28.6%) 2/19 (10.5%) *0.2870
     Score (mean ± SD) 0.3 ± 0.5 0.2 ± 0.5 **0.8654
Skin prick test - - -
     Positive rate 4/7 (57.1%) 3/19 (15.8%) *0.0572
     mm (mean ± SD) 6.7 ± 3.7 3.7 ± 2.6 **0.0966

Number of patients (percentage) or mean ± standard deviation (SD). *Fisher’s exact probability test. **Two-tailed Mann-Whitney U test.