TABLE 1.

The Gensini score system.

The degree of stenosis (%)	Score	Lesion location	Score
1–25	1	The left main coronary artery	5.0
26–50	2	The proximal left anterior descending artery or proximal left circumflex artery	2.5
51–75	4	The mid-region of the left anterior descending artery	1.5
76–90	8	The distal left anterior descending artery, first diagonal branch	1.0
91–99	16	The mid-distal region of the left circumflex artery	1.0
100	32	Right coronary artery	1.0
		The second diagonal and other segments	0.5