Immunoglobulin G1 subclass responses can be used to detect specific allergy to the house dust mites Dermatophagoides farinae and Dermatophagoides pteronyssinus in atopic dogs

Table 4 Agreement analysis between IDT and in-house ELISA with different type of specific immunoglobulins

Allergen	Agreement between IDT and ELISA (k^a/strength of agreement^b)
Allergen	IgE	IgG	IgG1	IgG2
DF	0.400/fair	0.108/poor	0.286/fair	0.057/poor
DP	0.318/fair	0.086/poor	0.253/fair	0.078/poor

^akappa value
^bstrength of agreement, the interpretation if kappa value =0.00–0.20 (poor); 0.21–0.40 (fair); = 0.41–0.60 (moderate); = 0.61–0.80 (substantial); = 0.81–0.99 (almost perfect)

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