. Author manuscript; available in PMC: 2009 Aug 19.

Published in final edited form as: Surg Gynecol Obstet. 1993 Oct;177(4):335–344.

TABLE III.

VALUES FOR MAYO MODEL VARIABLES IN 216 PATIENTS WITH PRIMARY SCLEROSING CHOLANGITIS CLASSIFIED IN RISK SUBGROUPS

Variable		Low, n=78	Moderate, n=53	High, n=85
Age, yrs.^* . . . . . . .		36.3±9.8	43.0±12	46.8±9.7
Bilirubin, mgm./dl.^* .		6.2±5.4	12.7±13.9	20.2±13.8
Splenomegaly . . . . .		29 (37.2)	35 (66)	73 (85.9)
Histologic stage^* . . .		3.6±0.7	3.7±0.6	4.0±0.2
	1 and 2 . . . . . . .	5 (6.4)	2 (3.8)	0 (0)
	3 . . . . . . . . . . .	21 (26.9)	10 (18.9)	2 (2.4)
	4 . . . . . . . . . . .	52 (66.7)	41 (77.3)	83 (97.6)
Risk score^* . . . . . .		4.1±0.6	5.1±0.2	5.9±0.4

Mean ±S.D.

Numbers in parentheses are percentages.