Table 1.

Demographic data

	Active tDCS	Sham tDCS	p-value*
Sample size (n)	19	18
Age- M (SD)	36.89 (6.41)	37.72 (6.15)	0.691
Sex – Male (female)	4 (15)	6 (12)	0.401
Marital Status – Single (married)	9 (10)	7 (11)	0.603
OAID yes (No)	4 (15)	1 (17)	0.340
Family history- yes (No)	9 (10)	6 (12)	0.508
Duration of disease			0.078
1–10 years	14	7
11–20 years	4	10
More than 20 years	1	1
Type of MS			0.285
CIS	3	5
RR	14	13
SR	2	0
Type of medications IS (IM)	10 (7)	12 (5)	0.663

Note tDCS = transcranial Direct Current Stimulation; M = Mean; SD = standard deviation; OAID = other autoimmune disease; CIS = clinically isolated syndrome; RR = relapsing-remitting multiple sclerosis; SP = secondary progressive multiple sclerosis; IS = immunosuppressant drug; IM = immunomodulatory drug; * = between-group differences in demographic variables were explored by Chi-square tests or Fisher’s exact test for categorical variables and F-tests for continuous variables