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Related Concept Videos

Healthcare Associated Infections II: Preventive Measures01:22

Healthcare Associated Infections II: Preventive Measures

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Essential infection prevention measures are based on the knowledge of the infection chain, the modes of transmission in healthcare settings, and the use of the best practices in all healthcare settings. Compulsory public reporting of healthcare-associated infection rates is needed to allow individuals and the community to make informed choices regarding selecting a healthcare facility.
The best practices for preventing healthcare-associated infections include hand hygiene, patient risk...
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Transmission-based Precautions I: Contact, Enteric, and Droplets01:17

Transmission-based Precautions I: Contact, Enteric, and Droplets

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Transmission-based precautions are for patients known to be infected or suspected to be infected or colonized with organisms that pose a significant risk to others. Some transmission-based precautions include contact, enteric, and droplet.
Contact Precautions:
Contact precautions are the measures taken to prevent the transmission of infectious agents, especially epidemiologically important microorganisms such as MRSA or influenza, primarily transmitted through direct or indirect contact with an...
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Standard Precaution01:26

Standard Precaution

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Standard precautions are the minimum infection control safeguards used while caring for all patients, irrespective of their disease condition. They help prevent the spread of common infectious microorganisms to healthcare workers, patients, and visitors in all healthcare settings.
Hand hygiene is the most crucial means to prevent the transmission of disease. Employers are legally required to provide their workers with personal protective equipment (PPE) to minimize exposure or contact with...
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Transmission-based Precautions II: Airborne and Protective Environment01:25

Transmission-based Precautions II: Airborne and Protective Environment

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Transmission-based precautions are for patients infected or suspected to be infected (or colonized) with organisms posing a significant risk to others. The transmission precautions include airborne and protective environment precautions.
Airborne precautions:
Use airborne precautions when treating patients known or suspected to have diseases that spread through the air—for example, tuberculosis or measles. These organisms are present in smaller droplets expelled by an infected person and...
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Infection01:20

Infection

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When a pathogen enters the body and reproduces, it can cause an infection, damage body cells, and cause illness symptoms that eventually lead to disease. Therefore, its prevention requires breaking the chain of infection.
The chain begins with pathogens: bacteria, viruses, fungi, prions, or parasites such as protozoa helminths. These can be present on the skin as transient or resident flora, or they can be acquired from the environment. Identifying and treating the type of infection and...
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Cleaning, Sterilization, and Disinfection01:30

Cleaning, Sterilization, and Disinfection

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Cleaning, disinfection, and sterilization are the methods that help to break the infection chain and prevent disease.
Cleaning
The cleaning process usually involves using water with detergents or enzymatic cleaner and removing foreign material from objects and surfaces, including organic material such as body fluids or inorganic material like soil. Cleaning is performed before high-level disinfection and sterilization because foreign materials on the cover of the devices interfere with process...
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Related Experiment Video

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Culturing and Maintaining Clostridium difficile in an Anaerobic Environment
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CDC's Hospital-Onset Clostridioides difficile Prevention Framework in a Regional Hospital Network.

Nicholas A Turner1,2, Jay Krishnan1,2, Alicia Nelson1,2

  • 1Division of Infectious Diseases, Duke University Medical Center, Durham, North Carolina.

JAMA Network Open
|March 27, 2024
PubMed
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Implementing the CDC

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Area of Science:

  • Healthcare-associated infections
  • Infectious disease epidemiology
  • Quality improvement in healthcare

Background:

  • Hospital-onset Clostridioides difficile infection (HO-CDI) remains a significant healthcare-associated infection despite modest incidence reductions.
  • A multifaceted approach is necessary for effective HO-CDI control, as single interventions have limited success.
  • The Centers for Disease Control and Prevention (CDC) developed a Framework to guide HO-CDI prevention strategies in acute care facilities.

Purpose of the Study:

  • To evaluate the effectiveness of the CDC's Framework in reducing HO-CDI incidence within a regional hospital network.
  • To compare HO-CDI trends in hospitals implementing the Framework with those in control hospitals.
  • To assess the impact of Framework implementation on HO-CDI rates before and after the intervention period.

Main Methods:

  • A quality improvement study conducted across 20 intervention hospitals and 26 control hospitals from July 2019 to March 2022.
  • Intervention hospitals received monthly teleconferences to support the implementation of the Framework's 39 recommendations across 5 focal areas.
  • Primary outcomes included HO-CDI incidence trends and rates, comparing intervention sites to controls and pre- to post-intervention periods.

Main Results:

  • While intervention sites showed a steeper decline in HO-CDI incidence compared to controls (IRR, 0.79; P=.01), this decline was not temporally linked to study participation.
  • HO-CDI incidence was already declining in intervention hospitals before the study, and the rate of decline did not change during the intervention period.
  • Greater adherence to Framework implementation was associated with steeper declines in HO-CDI incidence (IRR, 0.95; P=.03).

Conclusions:

  • Implementation of the CDC's Framework was not directly associated with a temporal decline in HO-CDI incidence in this quality improvement study.
  • The findings suggest that while adherence to the Framework may be beneficial, its implementation alone did not cause a significant reduction in HO-CDI rates during the study period.
  • Further research is warranted to understand the effectiveness of multimodal prevention strategies for controlling HO-CDI in healthcare settings.