Table 2.

Percentages of positive CCSVI diagnoses and of positive single CCSVI criteria recorded at each MS centre

Doppler abnormality	MS centre
	1	2	3	4	5	6	All centres
Crit 1+ %	55	94	77	60	82	74	75
Crit 2+ %	49	26	46	29	80	91	45
Crit 3+ %	69	86	89	70	84	87	80
Crit 4+ %	21	46	36	37	29	19	34
Crit 5+ %	24	86	18	5	18	23	38
CCSVI+ %	77	96	91	74	82	94	86

p < 0.001 for all parameters