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Table 3 Regression models of post-treatment GDI and walking speed

From: Muscle synergies demonstrate only minimal changes after treatment in cerebral palsy

 

Speed (r2 = 0.70)

GDI (r2 = 0.50)

Term

Estimate

Standard Error

p

Estimate

Standard Error

p

Intercepta

0.02

0.02

0.16

–

–

–

BTA: 21.33

4.92

<.001

SDR: 24.16

5.01

<.001

SEMLS: 29.28

4.42

<.001

Pre-Treatment

0.83

0.05

<.001

0.71

0.06

<.001

Change in Synergy Activations

0.49

0.09

<.001

22.27

10.50

0.036

  1. aTreatment effect only for GDI
  2. GDI Gait Deviation Index, Speed Non-Dimensional Walking Speed,
  3. BTA Botulinum Toxin Type-A Injection, SDR Selective Dorsal Rhizotomy,
  4. SEMLS Single Event Multi-Level Orthopaedic Surgery