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Table 1 Summary and baseline of all included studies

From: Safety and feasibility of rotational atherectomy (RA) versus conventional stenting in patients with chronic total occlusion (CTO) lesions: a systematic review and meta-analysis

Characteristics of All included Studies

Author, year

Type of Study

Country

Patients (n) (comp/control)

Age (mean) (comp/control)

male, n (comp/control)

mean follow up

stent length, mean (comp/control)

Number of stents, mean (comp/control)

Reference vessel diameter, mean (comp/control)

Lesion length, mean (comp/control)

Diameter stenosis, mean (comp/control)

Medical conditions, n (comp/control)

Target vessel, n (comp/control)

Procedural Characteristics, n (comp/control)

Previous MI

Previous CABG

Previous PCI

DM

HTN

Dyslipidaemia

Current smoker

PAD

LM

LCX

RCA

LAD

Ostial location

Bifurcation

Moderate/severe tortuosity

Severe calcification

B2/C lesion

7 F guiding catheter

Wang 2022

Retrospective study

China

16/313

(60.87/59.70)

(16/284)

30.22 month

(105.5/90.69)

(3.14/2.50)

NA

NA

NA

(4/79)

(0/15)

(10/206)

(8/95)

(14/184)

(5/89)

(3/70)

NA

(0/1)

(0/7)

(12/185)

(4/120)

NA

NA

(14/184)

(16/157)

NA

NA

Pagnotta 2010

Retrospective study

Italy

45/603

(70/63)

(29/506)

NA

NA

NA

(2.75/ 2.79)

(26/22)

NA

(24/341)

(18/87)

NA

(20/250)

(34/512)

NA

(13/126)

NA

NA

(8/134)

(18/241)

(13/158)

(0/56)

NA

NA

(14/141)

NA

NA

Abdel-Wahab 2013

randomized active-controlled superiority trial

Germany

120/120

70.5/71.8

86/96

75.3 months

27.7/25.2

1./1.3

3.1/3.1

20.6 /18.5

81.5/80

38/29

9/15

44/39

33/32

106/95

91/87

24/16

NR

3/2

7/22

35/41

101/111

27/31

72/82

67/83

65/86

137/152

122/50

Abdel-Wahab 2018

randomized trial

Germany

100/100

75/74.8

75/77

77.1 months

35.41/35.63

1.71/1.52

3.31/3.25

30.07/29.81

83.54/83.02

22/21

13/6

55/47

34/33

93/93

69/68

9/15

NR

20/15

16/16

40/32

61/78

35/40

61/55

44/49

100/104

129/137

111/130

Azzalini 2017

Retrospective study

Spain, Canada, Italy

35/968

68.9/64.6

31/841

2 years

72.8/68.4

2/2.2

NR

NR

NR

NR

NR

NR

19/351

27/711

32/765

9/205

NR

NR

3/180

17/509

15/275

NR

NR

NR

30/413

NR

NR

Huang 2018

Retrospective study

Taiwan

26/259

71.1/66.4

23/215

3.4 years

40.7/34.2

NR

NR

NR

NR

NR

NR

NR

13/158

19/223

NR

4/11

NR

1/2

1/10

14/137

11/110

NR

NR

NR

NR

NR

NR

Ayoub 2023

Retrospective study

Germany

193/2596

70.33/65.73

156/2143

1 year

50.55/54.18

2.19/1.73

NR

NR

NR

66/995

65/417

NR

84/775

178/2229

178/2333

21/519

NR

NR

37/554

NR

40/699

14/174

NR

46/538

166/942

NR

117/889