Incidence and risk factors of acute Delta hepatitis in Italy : results from a national surveillance system.
The incidence of hepatitis Delta virus in the general Italian population was estimated by a specific surveillance system for acute viral hepatitis over the period 1987-1992.
The hepatitis Delta virus incidence rate declined from 3.1/1 000 000 inhabitants in 1987 to 1.2/1 000 000 in 1992.
Males predominated (83.8% of cases) ; the sex ratio was 5.2. Only 2.5% of cases occurred in subjects younger than 15 years.
There were 119 (49.4%) coinfections of Delta and B hepatitis and 122 (50.6%) Delta superinfections in chronic HBsAg carriers.
Jaundice was present in 83.6% of cases.
The hospitalization rate was 97.5% ; median stay in hospital was 25 days.
(range 1-98 days).
Mots-clés Pascal : Hépatite virale delta, Virose, Infection, Italie, Europe, Epidémiologie, Incidence, Facteur risque, Homme, Foie pathologie, Appareil digestif pathologie
Mots-clés Pascal anglais : Viral hepatitis delta, Viral disease, Infection, Italy, Europe, Epidemiology, Incidence, Risk factor, Human, Hepatic disease, Digestive diseases
Notice produite par :
Inist-CNRS - Institut de l'Information Scientifique et Technique
Cote : 95-0144522
Code Inist : 002B05C02G. Création : 09/06/1995.