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QuickStats: Rates of Clostridium difficile Infection Among Hospitalized Patients Aged ≥65 Years,* by Age Group --- National Hospital Discharge Survey, United States, 1996--2009

The figure shows rates of Clostridium difficile infection among hospitalized patients aged ≥65 years, by age group in the United States from 1996-2009, according to the National Hospital Discharge Survey. Clostridium difficile infections can lead to diarrhea, sepsis, and even death. The majority of infections with C. difficile occur among persons aged ≥65 years and among patients in health-care facilities, such as hospitals and nursing homes. From 1996 to 2009, C. difficile rates for hospitalized persons aged ≥65 years increased 200%, with increases of 175% for those aged 65-74 years, 198% for those aged 75-84 years, and 201% for those aged ≥85 years. C. difficile rates among patients aged ≥85 years were notably higher than those for the other age groups

* Includes patients aged ≥65 years who were either hospitalized with Clostridium difficile infections or who acquired C. difficile during the hospital stay. All of these patients had a discharge diagnosis coded 008.45, based on the International Classification of Diseases, Ninth Revision, Clinical Modification, either as a first-listed diagnosis or as one of up to six secondary diagnosis codes collected in the survey.

Rates for 1996--1999 were based on U.S. Census Bureau civilian population estimates adjusted for the net underenumeration in the 1990 census. Rates for 2000--2009 were calculated using U.S. Census Bureau 2000-based postcensal civilian population estimates.

Clostridium difficile infections can lead to diarrhea, sepsis, and even death. The majority of infections with C. difficile occur among persons aged ≥65 years and among patients in health-care facilities, such as hospitals and nursing homes. From 1996 to 2009, C. difficile rates for hospitalized persons aged ≥65 years increased 200%, with increases of 175% for those aged 65--74 years, 198% for those aged 75--84 years, and 201% for those aged ≥85 years. C. difficile rates among patients aged ≥85 years were notably higher than those for the other age groups.

SOURCE: National Hospital Discharge Survey, Annual Files, 1996--2009. Available at http://www.cdc.gov/nchs/nhds.htm.

Alternate Text: The figure above shows rates of Clostridium difficile infection among hospitalized patients aged ≥65 years, by age group in the United States from 1996-2009, according to the National Hospital Discharge Survey. Clostridium difficile infections can lead to diarrhea, sepsis, and even death. The majority of infections with C. difficile occur among persons aged ≥65 years and among patients in health-care facilities, such as hospitals and nursing homes. From 1996 to 2009, C. difficile rates for hospitalized persons aged ≥65 years increased 200%, with increases of 175% for those aged 65-74 years, 198% for those aged 75-84 years, and 201% for those aged ≥85 years. C. difficile rates among patients aged ≥85 years were notably higher than those for the other age groups



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