Skip to main content

Table 2 Baseline angiographic characteristics Number(%) M(P25,P75), mean ± D

From: Predictors and prognosis of PCI-related myocardial injury in chronic total occlusion

 

PMI group(n = 42)

Control group (n = 82)

P value

Multivessel diseasea

30(71.4)

29(35.4)

p＜0.001

CTO target vessel

  

0.639

LAD

16(38.1)

25(30.5)

 

LCX

8(19.0)

15(18.3)

 

RCA

18(42.9)

42(51.2)

 

CTO length＞15 mm

33(78.6)

61(74.4)

0.607

Calcification

22(52.4)

20(24.4)

0.002

 J-CTO score (mean)

3.3 ± 1.0

1.9 ± 0.5

P＜0.001

 J-CTO score classification

  

0.004

0

0(0)

8(9.8)

 

1

9(21.4)

32(39.0)

 

2

15(35.7)

27(32.9)

 

≥ 3

18(42.9)

15(18.3)

 

Rentrop grade ≥ 2

29(69.0)

49(59.8)

0.311

  1. Data presented as mean±standard deviation or number (%); Bold values highlight the p values under statistical significance (<0.05); CTO, chronic total occlusion; J-CTO score, Japan CTO score; LAD, left anterior descending artery; LCX, left circumflex artery; RCA, right coronary artery
  2. a Defined as＞50% stenosis in 2 or more major coronary arteries
Back to article page

BMC Cardiovascular Disorders

ISSN: 1471-2261

Contact us