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Table 1 Design and characteristic of trials included in the meta-analysis

From: Carotid endarterectomy versus carotid angioplasty for stroke prevention: a systematic review and meta-analysis

Source

Publication year

Country

No. of patients

Sex (male, %)

Mean age (year)

History of disease

Previous CVD (%)

Intervention

Control

Follow-up (year)

Jadad score

SAPPHIRE Investigators [18, 19]

2004

US

334

67.0

72.6

Symptomatic carotid artery stenosis of at least 50 % of the luminal diameter or an asymptomatic stenosis of at least 80 %

80.7

Endarterectomy

Carotid artery stenting with an embolic protection device

3

2

MGM Steinbauer [20]

2008

Germany

87

NG

68.5

Symptomatic high-grade internal carotid artery stenosis of at least 70 %

43.7

Endarterectomy

Carotid artery stenting

5.4

3

WH Brooks [21]

2001

US

104

NG

68.0

Symptomatic carotid artery stenosis of at least 70 %

67.3

Endarterectomy

Carotid artery stenting

2

4

EVA-3S Investigators [22, 23]

2006

France

520

75.2

69.7

Symptomatic carotid artery stenosis of at least 60 %

11.9

Endarterectomy

Carotid artery stenting

0.5

4

ICSS Investigators [24]

2010

UK

1710

70.5

70.0

Symptomatic carotid artery stenosis of at least 50 %

18.0

Endarterectomy

Carotid artery stenting

0.3

4

The SPACE Collaborative Group [25, 26]

2006

Germany, Austria, and Switzerland

1183

71.8

67.9

Symptomatic carotid artery stenosis of at least 50 %

22.6

Endarterectomy

Carotid artery stenting

2

4

MJ Alberts [27]

2001

UK

219

NG

NG

Symptomatic carotid artery stenosis of 60–99 %

NA

Endarterectomy

Carotid artery stenting

1

2

The CREST Investigators [28]

2010

US and Canada

2502

65.1

69.0

carotid artery stenosis of at least 50 %

43.7

Endarterectomy

Carotid artery stenting

2.5

4

CAVATAS Investigators [29, 30]

2001

Europe, Australia, and Canada

504

69.5

67.0

carotid artery stenosis

18.0

Endarterectomy

Endovascular treatment

5

3

  1. CVD cardiovascular disease, NA not available