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Table 2 Osame Motor Disability Score (OMDS) descriptions and number of HAM-net subjects (n = 382)

From: Nation-wide epidemiological study of Japanese patients with rare viral myelopathy using novel registration system (HAM-net)

OMDS Description Subjects (Percentage)
0 No walking or running abnormalities 3 (0.8 %)
1 Normal gait but runs slowly 5 (1.3 %)
2 Abnormal gait (stumbling, stiffness) 13 (3.4 %)
3 Unable to run 11 (2.9 %)
4 Needs handrail to climb stairs 47 (12.0 %)
5 Needs a cane (unilateral support) to walk 130 (34.0 %)
6 Needs bilateral support to walk 65 (17.0 %)
7 Can walk 5-10 m with bilateral support 29 (7.4 %)
8 Can walk 1-5 m with bilateral support 25 (6.5 %)
9 Cannot walk, but able to crawl 19 (5.0 %)
10 Cannot crawl, but able to move using arms 19 (5.0 %)
11 Cannot move around, but able to turn over in bed 3 (0.8 %)
12 Cannot turn over in bed 3 (0.8 %)
13 Cannot even move toes 10 (2.6 %)
  1. Data are summarized using the number of subjects (percentage of total subjects). Scores listed are those at the time of the subject’s initial HAM-net interview