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Table 1 Characteristics of the included studies

From: Comparison of statins for secondary prevention in patients with ischemic stroke or transient ischemic attack: a systematic review and network meta-analysis

Study

Intervention

Control

Country

Recruitment period

Time from first ischemic event to randomization

Stroke subtype at inclusiona

Age (mean)

Sex (% males)

Follow-up

Plehn 1999 [30]

Pravastatin 40 mg/day

Placebo

USA and Canada

Dec 1989–Dec 1991

NA

Both cardio and non-cardio

NA

NA

5 years

White 2000 [31]

Pravastatin 40 mg/day

Placebo

Australia and New Zealand

June 1990–Dec 1992

NA

Both cardio and non-cardio

NA

NA

6 years

Collins 2004 [32]

Simvastatin 40 mg/day

Placebo

UK

July 1994–May 1997

> 6 months

Both cardio and non-cardio

66

75%

5 years

Amarenco 2006 [33]

Atorvastatin 80 mg/day

Placebo

World

Sept 1998–Mar 2001

1–6 months

Non-cardio

63

60%

4 years

Kennedy 2007 [34]

Simvastatin 40 mg/day

Placebo

USA and Canada

May 2003–Dec 2006

≤ 24 h

Both cardio and non-cardio

68

48%

90 days

Yakusevich 2012 [35]

Simvastatin 40 mg/day

No statin

Russia

2008–2010

24–48 h

Both cardio and non-cardio

66

44%

1 year

Hosomi 2015 [36]

Pravastatin 10 mg/day

No statin

Japan

Mar 2004–Feb 2009

1 months–3 years

Non-cardio

66

69%

5 years

Ueno 2015 [37]

Rosuvastatin 5 mg/day

No statin

Japan

Aug 2011–Sept 2013

≤ 7 days

Non-cardio

71

96%

6 months

Heo 2016 [38]

Rosuvastatin 20 mg/day

Placebo

Korea

Aug 2010–June 2013

≤ 66 h

Non-cardio

65

60%

5 or 14 days

Montaner 2016 [39]

Simvastatin 40 mg/day

Placebo

Spain

Apr 2009–Mar 2014

≤ 12 h

Both cardio and non-cardio

74

54%

90 days

  1. aCardio cardioembolic ischemic stroke, Non-cardio non-cardioembolic ischemic stroke