Table 3.

IVUS Findings in Lesions Meeting vs Not Meeting OPTIVUS Criteria (per Lesion Basis)

	OPTIVUS Criteria		P Value
	Meeting	Not Meeting
Entire study population	(n = 1,246)	(n = 798)
Proximal reference vessel area, mm2	15.5 ± 5.3 (n = 1,041)	16.9 ± 5.9 (n = 641)	<0.001
Proximal reference lumen area, mm2	7.9 ± 3.1	8.8 ± 3.5	<0.001
Minimum stent area, mm2	5.7 ± 2.0	5.5 ± 2.1	0.03
Distal reference vessel area, mm2	9.3 ± 4.7 (n = 1,203)	10.4 ± 5.6 (n = 769)	<0.001
Distal reference lumen area, mm2	5.2 ± 2.2	6.7 ± 2.9	<0.001
Thrombus or protrusion	158 (12.7)	102 (12.8)	0.95
Incomplete stent appositiona	389 (31.2)	354 (44.4)	<0.001
Dissection	68 (5.5)	28 (3.5)	0.04
Stent length ≥28 mm	(n = 664)	(n = 564)
Proximal reference vessel area, mm2	16.9 ± 5.3 (n = 523)	17.1 ± 5.6 (n = 443)	0.59
Proximal reference lumen area, mm2	8.6 ± 3.4	8.7 ± 3.3	0.91
Minimum stent area, mm2	5.4 ± 1.8	5.5 ± 2.0	0.32
Distal reference vessel area, mm2	8.3 ± 4.1 (n = 645)	10.0 ± 5.1 (n = 545)	<0.001
Distal reference lumen area, mm2	4.5 ± 1.7	6.6 ± 2.6	<0.001
Thrombus or protrusion	92 (13.9)	83 (14.7)	0.67
Incomplete stent appositiona	251 (37.8)	246 (43.6)	0.04
Dissection	39 (5.9)	22 (3.9)	0.11
Stent length <28 mm	(n = 582)	(n = 234)
Proximal reference vessel area, mm2	14.2 ± 5.0 (n = 518)	16.5 ± 6.7 (n = 198)	<0.001
Proximal reference lumen area, mm2	7.1 ± 2.6	9.2 ± 3.9	<0.001
Minimum stent area, mm2	6.1 ± 2.2	5.6 ± 2.3	0.003
Distal reference vessel area, mm2	10.5 ± 5.0 (n = 558)	11.4 ± 6.6 (n = 224)	0.03
Distal reference lumen area, mm2	5.9 ± 2.5	6.9 ± 3.5	<0.001
Thrombus or protrusion	66 (11.3)	19 (8.1)	0.17
Incomplete stent appositiona	138 (23.7)	108 (46.2)	<0.001
Dissection	29 (5.0)	6 (2.6)	0.12

Values are mean ± SD. Categorical variables are presented as number and percentage.

Abbreviations as in Table 1.

^aIncomplete stent apposition was defined as the presence of blood flow between stent struts and vessel wall.