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Table 1 Patient characteristics

From: Does intravascular ultrasound provide clinical benefits for percutaneous coronary intervention with bare-metal stent implantation? A meta-analysis of randomized controlled trials

Study

DIPOL

AVID

RESIST

TULIP

OPTICUS

 

IVUS

QCA

IVUS

QCA

IVUS

QCA

IVUS

QCA

IVUS

QCA

Demographic characteristics

Patients, n

83

80

369

375

79

76

73

71

273

275

Age. years, mean ± SD

56 ± 8

54 ± 8

62 ± 12

63 ± 11

57 ± 10

56 ± 12

63 ± 10

61 ± 10

60.1 ± 10

61.5 ± 9.5

Men,%

71

73

73

68

86

93

71

72

77

78

Smoker,%

47

52

-

-

55

51

40

43

0.69

0.66

Previous MI,%

44

40

35

29

54

48

-

-

0.32

0.32

Previous CABG,%

-

-

18

20

-

-

-

-

0.03

0.04

Previous PCI,%

-

-

24

25

-

-

-

-

0.2

0.2

Diabetes mellitus.%

10

11

15

17

9

8

21

16

0.17

0.17

Dyslipidemia,%

47

40

40

44

54

52

62

61

0.61

0.67

Hypertension,%

-

-

46

45

24

26

30

27

0.48

0.52

LV ejection fraction,%, mean ± SD

52 ± 9

48 ± 10

53 ± 13

55 ± 13

51 ± 9

53 ± 13

-

-

56.5 ± 14

57.7 ± 14.3

Angiographic characteristics

Target vessel,%

- Left anterior descending artery

41

46

40

37

48

47

39

38

51

50

- Left circumflex artery

26

24

15

18

11

11

10

21

18

14

- Right coronary artery

33

30

35

32

41

42

51

41

30

35

- Left main coronary artery

-

-

0.8

0.5

-

-

-

-

-

-

Lesion length, mm, mean ± SD

N/A

N/A

13.0 ± 7.7

13.3 ± 9.2

7.7 ± 3.5

8.0 ± 4.0

27.0 ± 9

29.0 ± 10

11.9 ± 5.1

11.6 ± 5.5

Reference diameter, mm, mean ± SD

3.21 ± 0.64

3.19 ± 0.59

3.05 ± 0.64

3.00 ± 0.54

3.0 ± 0.64*

2.89 ± 0.54*

2.95 ± 0.57

2.96 ± 0.53

2.97 ± 0.53

3.01 ± 0.51

Type B2 or C ACC/AHA lesions,%

13

10

N/A

N/A

43

48

100

100

76

78

Pre-intervention

- Minimum lumen diameter, mm, mean ± SD

0.97 ± 0.33

0.95 ± 0.32

1.11 ± 0.5

1.09 ± 0.47

0.96 ± 0.37

1.02 ± 0.44

1.02 ± 0.42

0.99 ± 0.41

0.96 ± 0.35

0.99 ± 0.34

- Diameter stenosis,%, mean ± SD

69.7 ± 14.2

70.2 ± 11.4

63.4 ± 14.1

63.5 ± 14.3

65.0 ± 11.0

64.0 ± 12.0

65.0 ± 13.0

65.0 ± 10.0

67.6 ± 11.2

66.7 ± 10.1

Post-intervention

- Minimum lumen diameter, mm, mean ± SD

3.34 ± 0.55

3.06 ± 0.52

2.93 ± 0.55

2.87 ± 0.48

2.48 ± 0.43

2.46 ± 0.46

3.01 ± 0.40

2.80 ± 0.31

3.02 ± 0.49

2.91 ± 0.41

- Diameter stenosis,%, mean ± SD

3.4 ± 2.9

8.9 ± 5.4

N/A

N/A

19.0 ± 10.0

19.0 ± 9.0

12.0 ± 7.0

13.0 ± 9.0

2.8 ± 7.8

6.0 ± 8.0

  1. * In the RESIST study, the reference diameter average was calculated. MI, myocardial infarction; CABG, coronary artery bypass graft; PCI, percutaneous coronary intervention; LV, left ventricular; ACA, American College of Cardiology; AHA, American Heart Association; IVUS, intravascular ultrasound; N/A, not applicable, QCA, Quantitative Coronary Angiography.
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Systematic Reviews

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