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Volume 7, Number 2—April 2001
4th Decennial International Conference on Nosocomial and Healthcare-Associated Infections


The Changing Epidemiology of Staphylococcus aureus?

Henry F. ChambersComments to Author 
Author affiliation: University of California San Francisco and San Francisco General Hospital, San Francisco, California, USA

Main Article

Table 1

Time required for prevalence rates of resistance to reach 25% in hospitals

Drug Year drug introduced Years to report of resistance Years until 25% rate in hospitals Years until 25% rate in community
Penicillin 1941 1-2 6 15-20
Vancomycin 1956 40 ? ?
Methicillin 1961 <1 25-30 40-50 (projected)

Main Article