Background In France, two studies analysed multiple sclerosis prevalence nationwide: one
was carried out in farmers, and the other one in employees. A south-north gradient of …

Introduction Geographical variation in the prevalence of multiple sclerosis (MS) is
controversial. Heterogeneity is important to acknowledge to adapt the provision of care …

Background: Studies on the prevalence of multiple sclerosis have been carried out
worldwide, showing a heterogeneous distribution between countries and even between the …

France is located in an area with a medium to high prevalence of multiple sclerosis, where
its epidemiology is not well known. We estimated the national and regional prevalence of …

STATE OF THE ART: According to the available previous studies, France is considered a
zone of medium to high risk of multiple sclerosis (MS) with an estimated overall prevalence …

Objective Assessing the prevalence of the multiple sclerosis in 2005 in Haute-Garonne by
matching several data sources completed by a capture-recapture method; estimating the …

Multiple sclerosis is characterized by a non-homogeneous distribution around the world.
Some authors in past described a latitude gradient, with increasing risk from the equator to …

Incidence of multiple sclerosis (MS) was prospectively determined within the population of
the city of Dijon (94,000 inhabitants under 60 years old) at 47° northern latitude, in …

Background Despite intensive research over several decades, the etiology of multiple
sclerosis (MS) remains poorly understood, although environmental factors are supposedly …

Background A gradient of prevalence of MS has been previously reported, and this may be
due to different environmental and genetic features of the different populations, but also to …