Table 3

Characteristics of patients with MS according to small IJV status
Parameter Patients (n = 67) Controls (n = 21) p
small IJV- small IJV+ small IJV- small IJV+
n (%) 48 (71.6) 19 (28.4) 15 (71.2) 6 (28.8) ns*
Female/male (%) 45.8/54.2 52.6/47.4 40/60 16.7/83.3 ns*, ns*
Age at onset (years ± SD) 27.4 ± 7.1 28.0 ± 8.7 - 0.8#

Disease duration

(years ± SD)

7.2 ± 5.4 13.8 ± 6.0 0.00004#
Disease course, n (%) - 0.0002*
CIS 5 (10.4) 0 (0)
RR 35(72.9) 6 (31.6)
CP 8 (16.7) 13 (68.4)
Total 48 (100) 19 (100)
MSSS (mean ± SD) 4.8 ± 2.1 6.8 ± 2.2 - 0.002#
EDSS (mean ± SD) 3.2 ± 1.8 5.6 ± 1.9 0.00003#

Small IJV: small internal jugular vein (CSA ≤ 0.4 cm2); CIS: clinically isolated syndrome; RR: relapsing-remitting; CP: chronic progressive (including secondary progressive and primary progressive); MSSS: Multiple Sclerosis Severity Score; EDSS: Expanded Disability Status Scale; * χ2; # ANOVA; the values represent the means ± SD; ns: non-significant.

Krsmanović et al.

Krsmanović et al. BMC Neurology 2013 13:90   doi:10.1186/1471-2377-13-90

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