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Table 5 Longitudinal and Collective Effects of Serial Casting on the Lower Limb for Children with Cerebral Palsy

From: The effects of serial casting on lower limb function for children with Cerebral Palsy: a systematic review with meta-analysis

Outcome / Measure

 

Effect of Serial Casting

Inclusive of additional therapeutic interventions

Studies with pharmacological intervention (in all cases this was BTX-A) were removed from meta-analyses

Ankle DF KPU

Timelines

Studies

Mean difference (MD or *SMD)

Confidence Interval

Hetero-geneity

Test for Overall Effect

Z Score

(p-value)

Studies

Mean difference

(MD or *SMD)

Confidence Interval

Hetero-geneity

Test for Overall Effect

Z Score

(p-value)

IP

44, 11, 22, 16

15.15

[11.74, 18.56]

I2 = 66%

NC

44, 16

12.51

[11.10, 13.92]

I2 = 0%

Z = 17.35

(p < 0.00001)

ST

44, 11, 22, 58

8.74

[5.76, 11.73]

I2 = 51%

NC

44, 22

6.84

[5.25, 8.43]

I2 = 0%

Z = 8.43

(p < 0.00001)

MT

22, 53

8.54

[5.78, 11.31]

I2 = 0%

Z = 6.06

(p < 0.00001)

22

8.47

[3.69, 13.25]

I2 = 0%

Z = 3.47

(p = 0.0005)

LT

53

6.29

[2.23, 10.35]

I2 = 0%

Z = 3.03

(p = 0.002)

–

–

–

–

–

Ankle DF KPF

IP

–

–

–

–

–

–

–

–

–

–

ST

45,46, 60, 39

6.50

[3.21, 9.79]

I2 = 61%

NC

45, 46, 39

6.31

[0.84, 11.79]

I2 = 76%

NC

MT

–

–

–

–

–

45, 46

5.92

[1.76, 10.08]

I2 = 0%

Z = 2.79

(p = 0.005)

LT

–

–

–

–

–

–

–

–

–

–

Ankle DF KPE

IP

–

–

–

–

–

–

–

–

–

–

ST

45, 46, 31, 60, 39

7.42

[3.44, 11.40]

I2 = 82%

NC

45, 46, 31, 39

6.05

[0.93, 11.18]

I2 = 80%

NC

MT

45, 46

3.14

[−3.24, 9.51]

I2 = 71%

NC

45, 46

3.14

[−3.24, 9.51]

I2 = 71%

NC

LT

–

–

–

–

–

–

–

–

–

–

Functional Gait (Objective Standardised Measures)

IP

–

–

–

–

–

–

–

–

–

–

ST

46, 11, 22

* 0.83

[0.43, 1.23]

I2 = 0%

Z = 4.11

(p < 0.0001)

46, 22

* 0.58

[−0.06, 1.22]

I2 = 0%

Z = 1.79

(p = 0.07)

MT

46, 22, 53

* 0.88

[0.41, 1.36]

I2 = 16%

Z = 3.63

(p = 0.0003)

46, 22

* 0.59

[0.07, 1.11]

I2 = 0%

Z = 2.24

(p = 0.03)

LT

–

–

–

–

–

–

–

–

–

–

Neuro – Hypertonicity (MAS) PF

IP

48, 11, 60

* -2.13

[−4.43, 0.18]

I2 = 96%

NC

–

–

–

–

–

ST

46, 48, 11, 22, 31, 60

* -1.37

[−1.97, −0.77]

I2 = 79%

NC

46, 22, 31

* -1.24

[−1.73, −0.76]

I2 = 0%

Z = 5.01

(p < 0.00001)

MT

–

–

–

–

–

46, 22

* -0.49

[− 1.02, 0.03]

I2 = 0%

Z = 1.86

(p = 0.06)

LT

–

–

–

–

–

–

–

–

–

–

Neuro – Spasticity (MTS) (R2-R1)

IP

–

–

–

–

–

–

–

–

–

–

ST

60

* -1.61

[−2.35, − 0.88]

I2 = 0%

Z = 4.30

(p < 0.0001)

–

–

–

–

–

MT

53

* -2.46

[−5.71, 0.79]

I2 = 90%

NC

–

–

–

–

–

LT

60, 53

* -1.31

[−3.09, 0.47]

I2 = 87%

NC

–

–

–

–

–

GMFM

IP

–

–

–

–

–

–

–

–

–

–

ST

48, 22, 31, 60, 58

5.49

[−6.46, 17.45]

I2 = 95%

NC

22, 31

0.80

[−9.47, 11.08]

I2 = 0%

Z = 0.15

(p = 0.88)

MT

–

–

–

–

–

22

8.03

[−4.71, 20.76]

I2 = 0%

Z = 1.23

(p = 0.22)

LT

–

–

–

–

–

–

–

–

–

–

  1. IP Immediately post serial casting (within 7 days of final cast removal), ST Short-term post serial casting (> 7 days and < 3 months), MT Mid-term post serial casting (between 3 months and < 6 months), LT Long-term post serial casting (> 6 months)
  2. Ankle DF (Dorsi Flexion) KPU (Knee Position Unspecified), KPF (Knee Position Flexed), KPE (Knee Position Extended). GMFM (Gross Motor Function Measure)
  3. MD Mean Difference, *SMD Standardised Mean Difference (used when outcome is not measured in consistent units or with consistent tools)
  4. Significance value for Test of Overall Effect (Z) set at p < 0.05
  5. NC Not calculated (when heterogeneity I2 was either substantial (50–90%) or considerable (> 90%) the pooled effect estimate was not calculated
  6. – represents insufficient data to undertake the meta-analysis
  7. Note: where one study is listed individually, a minimum of two investigations from that study were utilised for the meta-analysis