Walking fatigability in multiple sclerosis: A comparison between the 2- and the 6-minute walk test and an evaluation of associated factors

Walking disorders are common in patients with multiple sclerosis (MS). Among these, walking fatigability is a common complaint of patients, but it needs to be better characterized. This work aims to compare the fatigability induced by a 2, and a 6- minute walk test (2MWT; 6MWT) and to investigate the factors associated with it. Twenty-seven MS patients (divided into subgroups according to disease severity [EDSS 3–4 and 4.5–6.5]) and 9 control...