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Table 1 Clinical data of MS patients from the 6 MS centres; counts, means and (standard deviations)

From: Chronic cerebrospinal venous insufficiency in multiple sclerosis: clinical correlates from a multicentre study

MS centre

1

2

3

4

5

6

All centres

RR/SP/PP

104/37/7

97/68/44

74/34/8

62/34/22

19/28/2

32/26/12

388/227/95

Age

43(10)

49(11)

43(10)

45(10)

43(10)

44(11)

45(11)

Age at onset

31(10)

36(10)

32(10)

32(8)

29(10)

34(10)

33(10)

Disease duration

12(8)

14(8)

11(8)

13(8)

14(9)

10(6)

12(8)

EDSS

3.5(2.3)

5(2.3)

4.4(2.2)

5.7(1.5)

4.5(1.9)

4.4(2.2)

4.4(2.2)

MSSS

4.1(2.9)

6(2.7)

5.4(2.7)

4.8(1.7)

6.1()

5.3(2.6)

5.3(2.6)

  1. p < 0.001 for all parameters except disease duration (p = 0.022).
  2. RR: relapsing-remitting; SP: secondary progressive; PP: primary progressive