The western part of Norway has been a low- to medium-frequency area for multiple sclerosis (MS).
The prevalence of definite/probable MS on January 1, 1961, was 24.3/100,000 in the county of More and Romsdal, western Norway.
Based on the same diagnostic criteria, the prevalence of definite/probable MS increased to 75.4/100,000 on January 1, 1985.
The average annual incidence rate increased from 1.94/100,000 in the period 1950-1954 to 3.78/100,000 from 1975-1979.
Remitting MS in the younger age groups of both sexes increased the most.
Mots-clés Pascal : Europe, Sclérose en plaque, Maladie inflammatoire, Incidence, Prévalence, Homme, Mâle, Femelle, Epidémiologie, Système nerveux pathologie, Norvège
Mots-clés Pascal anglais : Europe, Multiple sclerosis, Inflammatory disease, Incidence, Prevalence, Human, Male, Female, Epidemiology, Nervous system diseases, Norway
Notice produite par :
Inist-CNRS - Institut de l'Information Scientifique et Technique
Cote : 91-0579367
Code Inist : 002B17F. Création : 199406.