Endoscopic findings can predict the efficacy of leukocytapheresis for steroid-naive patients with moderately active ulcerative colitis

Table 2 Comparison of responders and non-responders 8 wk after the last LCAP session (mean ± SD)

	Responders (n = 11)	Non-responders (n = 7)	P
Patient characteristic
Male/Female	7/4	4/3	NS
Age (yr)	39.7 ± 15.9	56.1 ± 17.5	NS
Duration of disease (yr)	5.7 ± 7.7	6.3 ± 9.7	NS
Pre-CAI	9.0 ± 2.0	11.1 ± 0.9	NS
Pre-CRP	1.0 ± 0.8	2.4 ± 2.7	NS
Clinical course
First attack	4	0
Relapse-remitting	6	0
Chronic continuous	1	7	< 0.001
Extent of disease
Entire	8	7
Left sided	2	0
Proctitis	1	0	NS
Endoscopic findings
Erosions	9	0
Geographic ulcers	2	4
Deep ulcers	0	3	< 0.005

LCAP: Leukocytapheresis; CAI: Clinical activity index; CRP: C-reactive protein levels (mg/dL).