Table 2.

Angiographic characteristics according to the presence of inherited primary arrhythmia syndromes

Characteristic	Group Ia (n = 45)	Group IIb (n = 29)	p value
Spontaneous spasm	25 (55.6)	15 (51.7)	0.747
Ergonovine provocation test	31 (68.9)	20 (69.0)	0.994
Vasospastic artery
Left anterior descending artery	30 (66.7)	14 (48.3)	0.116
Focal	10 (33.3)	3 (21.4)	0.498
Diffuse	17 (56.7)	10 (71.4)	0.509
Mixed	3 (10.0)	1 (7.1)	0.621
Total occlusion by spasm	13 (43.3)	2 (14.3)	0.089
Left circumflex artery	12 (26.7)	5 (17.2)	0.347
Focal	1 (8.3)	2 (40.0)	0.191
Diffuse	9 (75.0)	2 (40.0)	0.280
Mixed	2 (16.7)	1 (20.0)	0.676
Total occlusion by spasm	3 (25.0)	3 (60.0)	0.280
Right coronary artery	23 (51.1)	18 (62.1)	0.355
Focal	9 (39.1)	10 (55.6)	0.295
Diffuse	12 (52.2)	6 (33.3)	0.228
Mixed	2 (8.7)	2 (11.1)	0.598
Total occlusion by spasm	13 (56.5)	11 (61.1)	0.767
Multivessel	14 (31.1)	6 (20.7)	0.324
Focal	0	1 (16.7)	0.300
Diffuse	11 (78.6)	4 (66.7)	0.573
Mixed	3 (21.4)	1 (16.7)	0.657
Total occlusion by spasm	4 (28.6)	2 (33.3)	0.613

Values are presented as number (%).

^aGroup I indicates the patients with electrocardiographic abnormalities suggesting inherited primary arrhythmia syndromes.

^bGroup II, the patients without electrocardiographic abnormalities suggesting inherited primary arrhythmia syndromes.