Research Article

High Prevalence of Neutrophil Cytoplasmic Autoantibodies in Infants with Food Protein-Induced Proctitis/Proctocolitis: Autoimmunity Involvement?

Table 2

ANCA in the IgG and IgA isotypes.
(a) Patient group

ā€‰IIF IgGIIF IgA

Negative120
Positive245

(b) Control group

ā€‰IIF IgGIIF IgA

Negative1818
Positive00