Background While mental comorbidity is considered common in multiple sclerosis (MS), its
impact is poorly defined; methods are needed to support studies of mental comorbidity. We …

Background Mental comorbidity is common in multiple sclerosis (MS), but some studies
suggest that mental comorbidity may be underrecognized and undertreated. Objective Using …

Objective: We aimed to compare the incidence and prevalence of psychiatric comorbidity in
the multiple sclerosis (MS) population and in controls matched for age, sex, and geographic …

Objective Emerging evidence suggests that comorbidity may influence disability outcomes in
multiple sclerosis (MS); we investigated the association between psychiatric comorbidity and …

Abstract Background Comorbidity in Multiple Sclerosis (MS) is associated with worse health
and higher mortality. This study aims to describe clinician recorded comorbidities in people …

Background: Psychiatric comorbidity is associated with lower quality of life, more fatigue,
and reduced adherence to disease-modifying therapy in multiple sclerosis (MS). Objectives …

Background: Although comorbidity is important in multiple sclerosis (MS), few validated
methods for its assessment exist. We validated and applied administrative case definitions …

Background Little is known about the change in prevalence of comorbidities during the
disease course of people with multiple sclerosis (MS) and whether the prevalences vary by …

Objective: To determine the prevalence of comorbidity in the multiple sclerosis (MS)
population at the time of MS diagnosis. We also compared the prevalence of comorbidity in …

Background and purpose The social and economic consequences of comorbidity in multiple
sclerosis (MS) are largely unexplored. Differences were investigated in income and in the …