Table 4.

 Serological profiles of individual patients

Serology cluster*	Early surgery (n = 35)	No early surgery (n = 35)
ASCA−/pANCA−/OmpC−	10	14
ASCA−/pANCA−/OmpC+	1	4
ASCA−/pANCA+/OmpC−	1	7
ASCA−/pANCA+/OmpC+	0	3
ASCA+/pANCA−/OmpC−	16	4
ASCA+/pANCA−/OmpC+	3	3
ASCA+/pANCA+/OmpC−	4	0
ASCA+/pANCA+/OmpC+	0	0

ASCA, anti-Saccharomyces cerevisiae antibodies; pANCA, perinuclear antineutrophil cytoplasmic antibodies; OmpC, Escherichia coli outer membrane porin C; Ig, immunoglobulin.

*p = 0.0003 for association of ASCA (IgA or IgG) and early surgery, controlling for pANCA and OmpC.

p = 0.082 for association of OmpC and early surgery, controlling for ASCA (IgA or IgG) and pANCA.

p = 0.32 for association of pANCA and early surgery, controlling for ASCA (IgA or IgG) and OmpC.