Effect of assist-as-needed robotic gait training on the gait pattern post stroke: a randomized controlled trial

Alingh, J. F.; Fleerkotte, B. M.; Groen, B. E.; Rietman, J. S.; Weerdesteyn, V.; van Asseldonk, E. H. F.; Geurts, A. C. H.; Buurke, J. H.

doi:10.1186/s12984-020-00800-4

Journal of NeuroEngineering and Rehabilitation

Table 2 Means (± SDs) of mechanical work, spatiotemporal gait parameters, functional gait tasks, and clinical scores for the AAN_mDOF robotic and conventional gait training groups, before (T0), immediately after (T1), and four months after (T2) the six-week intervention period

From: Effect of assist-as-needed robotic gait training on the gait pattern post stroke: a randomized controlled trial

	AAN_mDOF robotic			Conventional
	T0 n = 17	T1 n = 16	T2 n = 13	T0 n = 15	T1 n = 15	T2 n = 14
Mechanical work
W_EXT (J/kg/m) *	0.61 ± 0.25	0.52 ± 0.18	0.69 ± 0.26	0.63 ± 0.23	0.53 ± 0.20	0.70 ± 0.29
Spatiotemporal parameters
Gait speed (m/s) * **	0.47 ± 0.36	0.67 ± 0.29	0.81 ± 0.24	0.62 ± 0.36	0.75 ± 0.38	0.81 ± 0.32
Step width (m) * ^†	0.15 ± 0.04	0.15 ± 0.05	0.14 ± 0.05	0.16 ± 0.06	0.18 ± 0.06	0.17 ± 0.06
Step length
Paretic (m) * ** ^‡	0.35 ± 0.15	0.46 ± 0.11	0.51 ± 0.10	0.43 ± 0.13	0.48 ± 0.13	0.49 ± 0.12
Non-paretic (m) * **	0.33 ± 0.17	0.44 ± 0.14	0.50 ± 0.09	0.39 ± 0.20	0.46 ± 0.19	0.50 ± 0.15
Symmetry ratio * **	0.04 ± 0.05	0.04 ± 0.03	0.03 ± 0.01	0.07 ± 0.10	0.04 ± 0.06	0.03 ± 0.03
Single-support time
Paretic (% gait cycle) * **	0.28 ± 0.08	0.33 ± 0.06	0.34 ± 0.05	0.31 ± 0.07	0.33 ± 0.05	0.33 ± 0.04
Non-paretic (% gait cycle) *	0.32 ± 0.06	0.36 ± 0.05	0.36 ± 0.04	0.36 ± 0.05	0.37 ± 0.05	0.36 ± 0.04
Symmetry ratio * **	0.05 ± 0.05	0.03 ± 0.04	0.03 ± 0.03	0.04 ± 0.03	0.04 ± 0.03	0.03 ± 0.03
Functional gait tasks
10-Meter Walk Test (m/s) * **	0.61 ± 0.35	0.86 ± 0.38	1.07 ± 0.27	0.76 ± 0.38	0.95 ± 0.38	1.07 ± 0.40
6-Minute Walk Test (m) * **	220 ± 149	301 ± 163	398 ± 119	247 ± 130	343 ± 147	383 ± 138
Functional Gait Assessment * **	14.7 ± 5.7	19.5 ± 4.8	23.6 ± 5.4	15.9 ± 5.8	21.7 ± 5.2	21.7 ± 5.3
Timed Up and Go test (s) * **	23.1 ± 15.0	17.0 ± 14.4	11.4 ± 6.1	19.5 ± 11.8	14.1 ± 7.6	12.4 ± 6.4
Clinical scores
Fugl Meyer Assessment – leg score * **	24.2 ± 4.6	26.4 ± 5.0	28.9 ± 4.1	23.4 ± 6.8	28.9 ± 4.1	26.8 ± 5.5
Motricity Index – leg score * **	63.9 ± 17.0	77.0 ± 13.7	86.2 ± 13.2	62.5 ± 26.4	71.8 ± 24.6	72.5 ± 22.2

Functional Gait Assessment: range 0–30; Fugl Meyer Assessment – leg score: range 0–34; Motricity Index – leg score: range 0–100.
*significant Time effect T0 vs T1 (p ≤ 0.05); **significant Time effect T0 vs T2 (p ≤ 0.05); † significant Group x Time interaction T0 vs T1 (p ≤ 0.05); ‡ significant Group x Time interaction T0 vs T2 (p-value ≤ 0.05);

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ISSN: 1743-0003

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