Evaluation of patients with relapsing-remitting multiple sclerosis using tract-based spatial statistics analysis: diffusion kurtosis imaging

Table 1 Demographic and clinical characteristics of RRMS patients and healthy controls

Characteristics	RRMS patients	Healthy controls	P value
Number of subjects	36	49
Age (years)	32.9 ± 10.6	32.3 ± 10.6	0.8*
Sex (male: female)	13:23	17:32	0.9^★
EDSS	1.5 (0–5)^a	NA
Disease duration(month)	54.5 ± 62.8	NA
White matter lesion volume (ml)	17.94 ± 19.00	NA

^*A Chi-square test of Pearson and ^★a t-test of Student were used to test the group differences in sex and age respectively. The data were shown as the mean values ± standard deviations. Abbreviations: EDSS expanded disability status scale, ^amedian is 1.5, interquartile range is 1,1.5,2.375, minimum-maximum is 0–5. NA not applicable

ISSN: 1471-2377