Table 4: In-hospital outcomes.

HSRA
(n= 15)
LSRA+HSRA
(n= 15)
P value

Slow flow or no reflow4 (27)2 (13)0.36

Major dissection1 (7)0 (0)0.31

Perforation0 (0)0 (0)1.00

Side branch occlusion0 (0)0 (0)1.00

Procedural MI2 (13)2 (13)1.00

Values are n (%) or mean ±SD.
HSRA= high-speed rotational atherectomy, LSRA +HSRA= low-speed rotational atherectomy following HSRA, MI= myocardial infarction.