TABLE 1.

Prevalence of resistance to extended-spectrum cephalosporins in E. coli and K. pneumoniae in various parts of the world

RegionPeriodSettingResistance (%)Reference
K. pneumoniaeE. coli
North America
    United States2003ICU20.65.850
    United States2004Intra-abdominal infections5.32.863
    United States (Brooklyn)2006All infections5940
Latin America
    Seven countries2000Urinary tract infections22.33.125
    Ten countries2004Intra-abdominal infections27.612.063
Europe
    Northern Europe2000-2001Nosocomial infections5.21.47
    Southern Europe2000-2001Nosocomial infections25.76.67
    Nine countries2004Intra-abdominal infections8.86.463
Asia
    China1998-2002Nosocomial infections37.331.330
    Japan1998-2002Nosocomial infections11.06.530
    Singapore1998-2002Nosocomial infections36.412.330
Oceania (Australia)1998-2002Nosocomial infections4.61.630
South Africa1998-2002Nosocomial infections29.61.930