Table 3:

The immediate effects of a 20-minute session of tDCS on standing and walking with and without dual tasking (% change from baseline)

	tDCS	Sham	P value*
Standing postural sway
Single task
- Speed	−3 ± 14	−1 ± 18	0.89
- Area	4 ± 44	5 ± 12	0.49
Dual task
- Speed	−15 ± 21	5 ± 12	0.03
- Area	−32 ± 32	20 ± 25	0.003
Dual task cost
- Speed	−14 ± 8	12 ± 17	0.003
- Area	−41 ± 14	22 ± 39	0.0004
Walking
Single task
- Speed (m/s)	8 ± 3	3 ± 10	0.18
- Stride time (s)	−1 ± 4	−2±6	0.67
- Variability (COV)	−33±13	−10±16	0.12
Dual task (m/s)
- Speed (m/s)	11 ± 9	9 ± 13	0.78
- Stride time (s)	−3 ± 4	−2 ± 7	0.78
- Variability (COV)	4 ± 20	−3 ± 25	0.25
Dual task cost (%)
- Speed	5 ± 11	3 ± 11	0.73
- Stride time	16 ± 16	−7±28	0.25
- Variability	−7±32	5±15	0.45

^*Values reflect the mean and standard deviation percent change from baseline values as reported in Table 1.