Table 2.

Comparison of the incidence of adverse cardiovascular events between the two groups after 30 days.

Group	n	Myocardial infarction	Cardiac arrest	Sudden cardiac death	Angina pectoris	Incidence
Acute group	40	7.5% (3/40)	10% (4/40)	7.5% (3/40)	10% (4/40)	32.5%
Stable group	40	0	2.5%(1/40)	0	5% (2/40)	7.5%
x 2		3.1117	1.920	2.051	0.721	8.669
p		0.077	0.166	0.152	0.396	0.003