Table 3.

Association between procedural factors and presence of PE.

Endpoint	Independent variable	OR (95% CI)	P -Value
Procedural factors
	Procedural time	1.02 (1.01, 1.13)	0.035
	Fluoroscopy time	1.00 (0.94, 1.07)	0.990
	Contrast volume	1.00 (0.99, 1.02)	0.389
	Number of stents	1.33 (0.84, 1.79)	0.100
Procedure complexity
	Multiple vessel	1.89 (1.36, 3.11)	0.014
	Bifurcation with two-stent	1.87 (0.39, 2.94)	0.250
	CTO	2.04 (1.47, 3.82)	0.005
	PCI with RA	1.15 (1.04, 2.33)	0.011

RA, Rotational atherectomy; CTO, chronic total occlusion.