Elevated plasma von Willebrand factor levels in patients with active ulcerative colitis reflect endothelial perturbation due to systemic inflammation

Table 1 Demographic and clinical data of ulcerative colitis patients (mean±SD)

	Active UC (n = 34)	Inactive UC (n = 12)
Male/female	22/12	8/4
Age (yr)	41.5±14.6 (17–73)	42.8±15.2 (18–65)
Extent of disease
Rectosigmoiditis	6	3
Left-sided colitis	20	6
Pancolitis	8	3
SCCAI score	8±3 (3–12)	0±1 (0–2)
Endoscopic score	16±2 (12–18)	2±1 (0–3)
Treatment
Oral steroids	15	0
5-ASA compounds	30	12
Azathioprine	11	2
None	2	0
Smoking	7	5

SCCAI: simple clinical colitis activity index; 5-ASA: 5-aminosalicylates.