Table 3 Patient characteristics and prevalence of comorbidities in HAM-net-registered patients

Sex: Female

363 (74.7%)

Age at baseline (year)^a

62.0 ± 10.7

Age at onset (year)^a

44.8 ± 14.9

Disease duration^a (time from onset to the baseline)

16.1 ± 11.3

Baseline OMDS^a

5.7 ± 2.3

Rapid progressors^b

96 (19.8%)

Comorbidities

Prevalence

Uveitis

37 (7.6%)

Sjogren’s syndrome

18 (3.7%)

Rheumatoid arthritis

13 (2.7%)

Bone Fracture

12 (2.5%)

 Lower limb fracture

5 (1.0%)

 Compression fracture

5 (1.0%)

 Upper limb fracture

0 (0.0%)

Herpes zoster

5 (1.0%)

Interstitial pneumonia

4 (0.8%)

Tuberculosis

0 (0.0%)

Diabetes mellitus^c

28 (5.8%)

Cataract^c

27 (5.6%)

Glaucoma^c

12 (2.5%)