Burden of COVID-19 Pandemic Perceived by Polish Patients with Multiple Sclerosis.

People with multiple sclerosis (MS) were expected to be particularly affected by the COVID-19 pandemic. The purpose of the study was to evaluate the burden of pandemic, perceived by Polish MS patients, with regard to major contributing factors. The survey, conducted in August/September 2020, included: Perceived Stress Scale (PSS-10), Coping Orientations to Problems Experienced (Brief-COPE), questions on demographic data, MS characteristics, and health-related and social aspects of pandemic burden.