[Foci of outbreaks of food poisoning and intestinal infections in Poland 1945-1989].

This paper is a comparative study on epidemiological data compiled from papers of intestinal infections and intoxications in Poland during the years 45-89. The following criteria were applied: kind of food as vehicle of infection/intoxication in outbreaks; place of appearance of outbreaks; bacterial aetiological agents of cases and serotypes of Salmonella as causative agent in outbreaks. The number and percentage of outbreaks and cases in outbreaks were analyzed. Most cases and outbreaks were connected with dishes from meat in 1945-1979 and with dishes from uncooked eggs in 1985-1989. Most outbreaks during all analyzed years were connected with private homes, but most cases--with public cafeterias until 1979; with coffee, ice cream and confectionery places in 1985-1987 and with private homes in 1988-1989. Most cases and outbreaks were caused by Staphylococcus aureus in 1961-1970, Salmonella typhimurium was dominating aetiological agent in 70 ths and S.enteritidis in 83-89 years.