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Impact of Infection Prevention Programs on Catheter-Associated Urinary Tract Infections Analyzed in Multicenter Study
Sun Hee Na1, Joong Sik Eom2, Yu Bin Seo1
1Division of Infectious Disease, Department of Internal Medicine, Kangnam Sacred Heart Hospital, College of Medicine, Hallym University, Seoul, Korea.
Insights
Catheter-associated urinary tract infections (CAUTIs) decreased with interventions, but rates increased later. Consistent monitoring and adherence to guidelines are key for sustained reduction of CAUTIs.
Area of Science:
- Healthcare epidemiology
- Infection prevention and control
- Antimicrobial resistance surveillance
Background:
- Catheter-associated urinary tract infections (CAUTIs) are a significant cause of healthcare-associated infections, increasing morbidity and mortality.
- Effective prevention strategies are crucial for reducing CAUTI incidence and improving patient outcomes.
- Understanding CAUTI characteristics and prevention program efficacy across different hospital sizes is essential.
Purpose of the Study:
- To assess the characteristics of CAUTIs in various hospital settings.
- To evaluate the efficacy of implemented infection prevention programs.
- To compare CAUTI incidence and prevention outcomes between university and small- to medium-sized hospitals.
Main Methods:
- Implemented intervention programs including training, surveillance, and monitoring.
- Collected data on causative microorganisms, urinary catheter utilization, and CAUTI rates (per 1,000 device days) from 2017-2019.
- Compared CAUTI incidence and associated factors between university hospitals and small- to medium-sized hospitals.
Main Results:
- No significant differences in CAUTI-causing microorganisms or resistance rates were observed between hospital types.
- CAUTI incidence initially decreased post-intervention (Q1 2019: 1.18/1000 device-days in university vs. 0.79 in smaller hospitals) compared to baseline (Q1 2018: 2.05 vs. 1.44).
- CAUTI rates subsequently increased by the study's end (1.74 in university vs. 1.80 in smaller hospitals).
Conclusions:
- Interventions effectively reduced CAUTI incidence initially, particularly with adequate support and staffing.
- Sustained reduction of CAUTIs requires ongoing active interventions, consistent monitoring, and strict adherence to prevention guidelines.
- The study highlights the dynamic nature of CAUTI rates and the importance of continuous quality improvement in infection control.
Background:
Catheter-associated urinary tract infections (CAUTIs) account for a large proportion of healthcare-associated infections and have a significant impact on morbidity, length of hospital stay, and mortality. Adherence to the recommended infection prevention practices can effectively reduce the incidence of CAUTIs. This study aimed to assess the characteristics of CAUTIs and the efficacy of prevention programs across hospitals of various sizes.
Methods:
Intervention programs, including training, surveillance, and monitoring, were implemented. Data on the microorganisms responsible for CAUTIs, urinary catheter utilization ratio, rate of CAUTIs per 1,000 device days, and factors associated with the use of indwelling catheters were collected from 2017 to 2019. The incidence of CAUTIs and associated data were compared between university hospitals and small- and medium-sized hospitals.
Results:
Thirty-two hospitals participated in the study, including 21 university hospitals and 11 small- and medium-sized hospitals. The microorganisms responsible for CAUTIs and their resistance rates did not differ between the two groups. In the first quarter of 2018, the incidence rate was 2.05 infections/1,000 device-days in university hospitals and 1.44 infections/1,000 device-days in small- and medium-sized hospitals. After implementing interventions, the rate gradually decreased in the first quarter of 2019, with 1.18 infections/1,000 device-days in university hospitals and 0.79 infections/1,000 device-days in small- and medium-sized hospitals. However, by the end of the study, the infection rate increased to 1.74 infections/1,000 device-days in university hospitals and 1.80 infections/1,000 device-days in small- and medium-sized hospitals.
Conclusion:
We implemented interventions to prevent CAUTIs and evaluated their outcomes. The incidence of these infections decreased in the initial phases of the intervention when adequate support and personnel were present. The rate of these infections may be reduced by implementing active interventions such as consistent monitoring and adherence to guidelines for preventing infections.
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