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. Author manuscript; available in PMC: 2013 Nov 1.
Published in final edited form as: Lancet Neurol. 2012 Oct 4;11(11):963–972. doi: 10.1016/S1474-4422(12)70213-2

Table 1.

Demographics and Clinico-radiological Characteristics

RRMS SPMS PPMS HCs

Baseline Demographics
 n (eyes) 123 (246) 25 (50) 16 (32) 60 (120)
 Age (SD) 39·6 (10·7) 55·9 (5·5) 55·7 (6·8) 36·8 (9·6)
 Female, n (%) 92 (75%) 17 (68%) 9 (56%) 39 (65%)
 Follow-up time in months (SD) 25·2 (9·5) 28·5 (6·9) 26·4 (7·8) 22·4 (11·4)

Baseline Clinico-Radiological Characteristics
 ON eyes (%) 83 (33·7%) 11 (22%) 0 (0%)
 EDSS, median (range) 2·0 (0–6·5) 6·0 (2·5–8.0) 6·0 (2·5–6·5)
 Disease Duration in years (SD) 8·2 (6·7) 21·3 (8·1) 11·9 (8·9)
 MSSS, median (range) 3·34 (0.13–9·47) 5·16 (1·69–9.2) 6·74 (1·28–9·08)
 Baseline Gd-enhancing lesions1 (%) 14 (18%) 0 (0%) 0 (0%)

Longitudinal Clinico-Radiological Characteristics
 Non-ocular relapse, n (%) 35 (28%) 0 (0%) 0 (0%)
 EDSS progression2,3, n (%) 38 (32%) 4 (16%) 2 (13%)
 New Gd-enhancing lesion4, n (%) 24 (20%) 1 (4%) 2 (14%)
 New T2 lesion4, n (%) 46 (38%) 3 (13%) 1 (7%)
 Relapse or New Gd-enhancing lesion3, n (%) 47 (39%) 1 (4%) 2 (14%)

Data presented above represent means, with their corresponding standard deviation (SD), unless otherwise noted.

RRMS: relapsing remitting multiple sclerosis; SPMS: secondary progressive multiple sclerosis; PPMS: primary progressive multiple sclerosis; HCs: healthy controls; ON: optic neuritis; EDSS: expanded disability status scale; MSSS: multiple sclerosis severity score; Gd: gadolinium

1

Available for 76 RRMS, 19 SPMS and 13 PPMS patients

2

EDSS progression defined as a ≥ 1-point increase if EDSS < 6·0 and a ≥ 0·5 point increase if EDSS ≥ 6·0

3

Available for 120 RRMS, 25 SPMS and 15 PPMS patients

4

Available for 121 RRMS, 24 SPMS and 14 PPMS patients