KMID : 0648620150200020037
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Korean Journal of Nosocomial Infection Control 2015 Volume.20 No. 2 p.37 ~ p.48
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Korean Nosocomial Infections Surveillance System, Intensive Care Unit Module Report: Data Summary from July 2012 through June 2013
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Jeon Min-Hyok
Kim Tae-Hyong Kim Sung-Ran Chun Hee-Kyung Han Su-Ha Bang Ji-Hwan Park Eun-Suk Jeong Sun-Young Eom Joong-Sik Kim Young-Keun Lee Kil-Yeon Choi Hee-Jung Kim Hyo-Youl Kim Kyung-Mi Sung Joo-Hon Uh Young Kim Hong-Bin Chung Heoung-Soo Kwon Jun-Wook Woo Jun-Hee
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Abstract
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Background: The Korean Society for Nosocomial Infection Control (KOSNIC) ran a surveillance system, called as
Korean Nosocomial Infections Surveillance (KONIS), since July 2006. Here, we report the annual data of the intensive
care unit (ICU) module of the system from July 2012 through June 2013.
Methods: This is a prospective surveillance of nosocomial urinary tract infections (UTI), bloodstream infections (BSI),
and pneumonia (PNEU) at 161 ICUs in 91 hospitals using the KONIS system. The nosocomial infection (NI) rate was
calculated as the number of infections per 1,000 patient days or device days.
Results: A total of 3,042 NIs were reported during the study period: 877 UTIs (854 cases were urinary catheterassociated),
1,272 BSIs (1,096 were central line-associated), and 893 PNEUs (526 cases were ventilator-associated).
The rate of urinary catheter-associated UTIs (CAUTIs) was 1.26 cases per 1,000 device days (95% confidence interval;
1.18-1.34) and urinary catheter utilization ratio was 0.78 (0.779-0.781). The rate of central line-associated BSIs was
2.57 (2.42-2.72) and the utilization ratio was 0.49 (0.489-0.491). The rate of ventilator-associated PNEUs was 1.64
(1.50-1.78) and the utilization ratio was 0.37 (0.369-0.371). The urinary catheter utilization ratio was lower in the ICUs
of hospitals with 400-699 beds than in those of hospitals with more than 900 beds; nevertheless, CAUTIs were more
common in the hospitals with 400-699 beds. The central line-associated BSI (CLABSI) rate was lower in the study
period than in the previous period of July 2011-June 2012 [2.57 (2.42-2.72) vs. 3.01 (2.84-3.19)].
Conclusion: The CLABSI rates were lower in the study period than those in the previous years. CAUTIs were more
common in the ICUs of hospitals with 400-699 beds than in those of larger hospitals.
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KEYWORD
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Intensive care unit, KONIS, Korean Nosocomial Infections Surveillance System, Nosocomial infeciton
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