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Table 1 Characteristics of included studies

From: Intrathecal baclofen efficacy for managing motor function and spasticity severity in patients with cerebral palsy: a systematic review and meta-analysis

Severity of Spasticity

Study

Total Included Cases

Mean Age (SD)

GMFCS level# or ambulatory status

male %

% of CP patients *

Average measurement time

Measurement Scale

Average Final dose (µg/day)

Dose Details

I

II

III

IV

V

Barney et al., 2020 [66]

28

9.9 (3.08)

 

3.1%

6.3%

12.5%

78.1%

53%

100%

5.61

Modified Ashworth Scale

  

Simsek et al., 2018 [67]

8

10.63 (2.33)

All non-ambulant

88%

100%

12.88

Modified Ashworth Scale

81.38

50–140 µg/day

Yoon et al., 2017 [68]

8

36.28

57.9% non-ambulant

74%

100%

12.00

Modified Ashworth Scale

 

Bolus: 50 µg on the first day, 75 µg on the second day, 100 µg on the third day (if the second-day dose was ineffective)

Dekopov et al., 2015 [69]

8

25.88 (9.06)

 

60%

100%

14.00

Ashworth Scale

214.00

50–75 µg/day (the rate was daily increased by 15—20% of the total dose until a clinical effect was achieved)

Walter et al., 2014 [70]

15

12 [4]

   

23.1%

76.9%

33%

87%

42.00

Modified Ashworth Scale

439.00

25–820 µg/day

Margetis et al., 2014 [71]

8

30.38 (9.05)

 

75%

100%

12.00

Modified Ashworth Scale

156.30

60–380 µg/24 h

Gray et al., 2012 [72]

37

10.16 (3.25)

   

48.6%

51.4%

51%

100%

18.00

Modified Ashworth Scale

250.00

50–650 µg/24 h (9 months), 35–1000 µg/24 h (18 months)

Ramstad et al., 2010 [73]

28

8.58

  

5.7%

37.1%

57.2%

71%

100%

18.00

Modified Ashworth Scale

157.00

range 86–576 µg ⁄ day

Tassëel Ponche et al., 2010 [26]

25

29.6 (12.66)

All wheelchair-dependent:

Third-party dependent 76%, Independent 24%

56%

100%

 

Modified Ashworth Scale

292.00

25–1015 µg per day (292 ± 106.4 µg per day)

Brochard et al., 2009 [74]

7

15 (5.4)

 

42.9%

57.1%

  

29%

100%

16.00

Ashworth Scale

121.80

range 75–250 µg ⁄ day

Motta et al., 2008 [75]

20

11.4 (3.57)

 

10%

40%

35%

15%

75%

100%

12.00

Ashworth Scale

  

Awaad et al., 2003 [76]

21

13.69 (7.43)

 

69%

100%

18.00

Ashworth Scale

563.23

50-µg bolus, 75–1196 µg/day

Murphy et al., 2002 [77]

23

8.8 (3.9)

57.1% non- ambulant

74%

100%

6.00

Ashworth Scale

  

Meythaler et al., 2001 [78]

13

25.46 (10.15)

 

77%

100%

12.00

Ashworth Scale

263.00

160–470 µg/d

Gilmartin et al., 2000 [79]

40

10.30

 

57%

100%

12.00

Ashworth Scale

265.20

50-µg bolus, 25 µg/day to 1350 µg/day

Avellino et al., 2000 [80]

4

28.3 (5.3)

 

75%

100%

12.00

Ashworth Scale

460.80

460.8 ± 345.6 µg/day

Wiens et al., 1998 [25]

17

10.20

 

59%

100%

3.00

Ashworth Scale

  

Armstrong et al., 1997 [81]

10

10.42 (4.45)

   

12.00

Ashworth Scale

466.18

 

Creedon et al., 1997 [82]

23

35.6 (11.7)

  

100%

19.60

Ashworth Scale

305.00

 

Motor Function section

Dekopov et al., 2015 [69]

7

25.88 (9.06)

 

60%

100%

14.00

GMFM-88

214.00

50–75 µg/day (the rate was daily increased by 15—20% of the total dose until a clinical effect was achieved)

Gray et al., 2014 [83]

23

10.83 (3.5)

  

13.0%

65.3%

21.7%

70%

100%

9.00

GMFM-88

158.00

50 to 530 µg/day

Motta et al., 2011 [84]

37

13.58 [7]

 

24.3%

35.2%

18.9%

21.6%

49%

100%

12.00

GMFM-88

  

Hoving et al., 2009 [85]

12

13.7 (2.9)

  

5.9%

11.8%

82.3%

47%

100%

12.00

GMFM-66

232.76

61–233 µg/day

Bleyenheuft et al., 2007 [86]

7

18.4 [7]

71.4% dependent on a wheelchair most of the day (spasticity preventing ambulation), 28.6% non-ambulant

29%

100%

14.29

GMFM-66

110.57

external 45–150 µg/24 h, internal 66–160 µg/24 h

Krach et al., 2005 [87]

31

11.90

Ambulatory without devices: 3.2%, ambulatory with orthoses or devices: 22.6%, mobility by crawling on hands and knees or independent wheelchair: 16.1%, non-ambulatory however having other purposeful motor activity: 35.5%, minimal or no purposeful motor activity: 22.6%

61%

100%

12.00

GMFM-88

242.00

73–242 µg/day

  1. * Although we attempted to exclude non-CP patients from some studies, this was not always possible, so we have listed the proportion of CP patients from each study who were included in our meta-analyses
  2. # GMFCS data are reported for the total population, not just CP patients. I (ambulant without assistance), II (ambulant without assistive devices, limitations outside the home), III (ambulant with assistive devices, wheelchair required outside home), IV (non-ambulatory, self-mobile in a wheelchair with limitations), V (non-ambulatory, self-mobility very limited)