Table 1.

Trial characteristics

Characteristic	AMIST	BARI	Cisowski	ERACI II	GABI	Le MANS	Leipzig	MASS 1	MASS 2	VA
Central randomization	+	+	-	+	+	+	+	+	+	+
Concealed randomization	+	+	+	+	+	+	+	+	+	+
Blinded outcomes assessment	-	+	-	+	+	+	+	+	+	-
Intention to treat analysis	+	+	+	+	+	+	+	+	+	+
Stents used	+*	+	+*	+	-	+*	+*	-	+	+
Off-pump bypass	+*	-	+*	-	-	+	+*	-	-	NR
LIMA	+*	+	+*	+	+	+	+*	+*	+	+
Enrollment Period	1999-2001	1988-1991	2000-2002	1996-1998	1986-1991	1997-2008	1997-2001	1988-1991	1995-2000	1995-2000
Single vessel disease only	+	-	+	-	-	-	+*	+*	-	-
Multi-vessel disease only	-	+*	-	+*	+*	-	-	-	+*	-
Single or multi-vessel disease	-	-	-	-	-	+	-	-	-	+
Left main disease	-	-	-	+	-	+*	-	-	-	-

NR-not recorded. LIMA-left internal mammary artery.

^*Required by protocol.