Long-Term Outcomes after Rotational Atherectomy for Calcified Chronic Total Occlusion versus Nonchronic Total Occlusion Coronary Lesions

Table 4

Success rate and periprocedural complications.

	Total (n = 869)	CTO RA (n = 80)	Non-CTO RA (n = 789)	value
Angiographic success (%)	820 (94.4%)	71 (88.8%)	749 (94.9%)	0.022
Procedural success (%)	778 (89.5%)	64 (80%)	714 (90.5%)	0.003
Slow flow (%)	29 (3.3%)	6 (7.5%)	23 (2.9%)	0.030
Coronary perforation (%)	23 (2.6%)	7 (8.8%)	16 (2%)	<0.001
Covered stent	5 (0.6%)	3 (3.8%)	2 (0.3%)	0.007
Tamponade (%)	18 (2.1%)	4 (5%)	14 (1.8%)	0.054
Pericardiocentesis	17 (2%)	4 (5%)	13 (1.6%)	0.039

Data presented as number and percentage. CTO, chronic total occlusion; RA, rotational atherectomy.