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Table 1 Characteristics of prognostic models

From: Prognostic models for complete recovery in ischemic stroke: a systematic review and meta-analysis

First author (year)

Setting

Study period

Study design

Model No.

Type of model

Definition of outcome

Participants

No. of complete recovery

Events per variable

Duration of follow-up

n

Age

Male

NIHSS score

Johnston (2000)

America

May 1993 - Dec 1994

Cohort

1

Internal

BI ≥ 95

222

68.7b

–

10 (5, 15)a

125

125

90 days

2

21

3

18

4

GOS = 1

222

68.7b

–

10 (5, 15)a

108

108

5

18

6

16

Johnston (2003)

America

–

Cohort

3

External

BI ≥ 95

199

67 (59,74)a

59%

15(10, 20)a

78

12

90 days

6

GOS = 1

62

9

Johnston (2002)

America

May 1993 - Dec 1994

Cohort

7

Internal

BI ≥ 95

206

69 (12)b

–

10 (5, 16)a

92

92

90 days

8

92

9

46

10

GOS = 1

206

69 (12)b

–

10 (5, 16)a

99

99

11

99

12

50

Johnston (2007)

America

–

Cohort

13

Development

BI ≥ 95

382

69 (58, 77)a

53.9%

14 (10, 18)a

123

25

90 days

May 2000 & Aug 2005

External

266

70 (58, 78)a

53.0%

5 (3, 10)a

167

34

–

14

Development

382

69 (58, 77)a

53.9%

14 (10, 18)a

123

16

May 2000 & Aug 2005

External

266

70 (58, 78)a

53.0%

5 (3, 10)a

167

21

–

15

Development

mRS ≤ 1

382

69 (58, 77)a

53.9%

14 (10, 18)a

75

15

May 2000 & Aug 2005

External

266

70 (58, 78)a

53.0%

5 (3, 10)a

148

30

–

16

Development

382

69(58, 77)a

53.9%

14 (10, 18)a

75

10

May 2000 & Aug 2005

 

16

External

mRS ≤ 1

266

70 (58, 78)a

53.0%

5 (3, 10)a

148

19

90 days

Weimar (2002)

Germany

1998 - 1999

Cohort

17

Development

BI ≥ 95

1743

68.1 (12.7)b

59.2%

6.9 (6.2)b

1021

102

100 days

German Stroke Study Collaboration (2004)

Germany

Feb 2001 - Mar 2002

Cohort

External

BI ≥ 95

1470

67.9 (12.4)b

57.3%

6.4 (6.0)b

831

76

100 days

Weimar (2004)

Germany

–

Cohort

18

Development

BI ≥ 95

1079

67.0 (12.3)b

60.5%

–

644

322

100 days

Feb 2001 - Mar 2002

Cohort

External

BI ≥ 95

1307

68.2 (12.5)b

56.5%

7.6 (6.9)b

722

361

100 days

Konig (2008)

–

–

Cohort

External

BI ≥ 95

4441

68.8 (12.3)b

55.8%

13.4 (6.5)b

1970

985

90 days

Schiemanck (2006)

Netherland

1999 - 2001

Cohort

19

Development

BI ≥ 19

75

63 (15)b

47%

11 (6)b

33

17

365 days

20

7

Patti (2016)

America

2013 - 2014

Cohort

21

Development

mRS ≤ 1

414

70 (50, 69)a

50%

5 (2, 13)a

230

77

90 days

22

204

–

–

–

–

–

23

210

–

–

–

–

–

  1. aMedian (25th–75th percentile); b Mean (SD); − indicates not stated