. 2019 Mar 29;16:46. doi: 10.1186/s12984-019-0502-3

Table 3.

Regression models of post-treatment GDI and walking speed

	Speed (r² = 0.70)			GDI (r² = 0.50)
Term	Estimate	Standard Error	p	Estimate	Standard Error	p
Intercept^a	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

^aTreatment effect only for GDI

GDI Gait Deviation Index, Speed Non-Dimensional Walking Speed,

BTA Botulinum Toxin Type-A Injection, SDR Selective Dorsal Rhizotomy,

SEMLS Single Event Multi-Level Orthopaedic Surgery