Table 3
Response rate to UDCA treatment according to various criteria and AMA positivity

Criteria	Definition of Biochemical Response	Evaluation of Time Point	Rate of Biochemical Response (%)
			Total (n=35)	AMA positive (n=21)	AMA negative (n=14)
			Mayo [10]	ALP <2.0xULN	6 Month	77.4% (24/31)	78.6% (13/17)	76.5% (11/14)
Barcelona [11]	>40% decreased of	1 Year	69.2% (18/26)	66.7% (10/15)	72.7% (8/11)
Barcelona [11]	ALP or normalization
Paris-1 [12]	ALP <3.0xULN	1 Year	92.3% (24/26)	86.7% (13/15)	100% (11/11)
Paris-1 [12]	AST <2.0xULN and bilirubin ≤1 mg/dL
Momah/Lindor [13]	ALP ≤1.67xULN and bilirubin ≤1 mg/dL	1 Year	76.9% (20/26)	66.7% (10/15)	90.9% (10/11)

ULN, upper limit of normal.