Detection of Autoantibodies in Patients with MS.

<p>ANA: antinuclear antibody, SSA and SSB: extractable nuclear antigen antibodies, RF: rheumatoid factor, acL: anticardiolipin antibody, LA: lupus anticoagulant.</p>*<p>ANA was not drawn in 13/91 patients, and aCLs were not drawn on 3/91 patients.</p

Characteristics of Patients with Positive SSA.

<p>Characteristics of Patients with Positive SSA.</p

Demographic, Clinical, and Paraclinical Characteristics.

<p>Denominator reflects that information regarding imaging, CSF, and steroid use was not available for all patients. “Spinal cord involvement”: presence of lesions on any previous imaging. “last MRI”: refers to a previous reference scan regardless of interval. IfnB 1a IM: Interferon Beta 1a intramuscular, IfnB 1a SC: Interferon Beta 1a subcutaneous, IfnB 1b SC: Interferon Beta 1b subcutaneous.</p