Journal

The Journal of the Japanese Society for Clinical Microbiology

Biblioraphy Information

[Vol.18 No.2 contents]
Japanese / English

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Article in Japanese

ArticleTitle Methicillin-Resistant Staphylococcus aureus (MRSA) Control Program in Social Insurance Chukyo Hospital -Introduction of Surveillance Cultures for MRSA Was Effective to Control MRSA Infections-
Language J
AuthorList Kenji Inagaki1,2), Motohiro Shibata1,3), Hidenori Morikawa1,2), Toshiko Tsutumi1,4)
Affiliation 1) Infection Control Team, Social Insurance Chukyo Hospital
2) Laboratory of Medicine, Social Insurance Chukyo Hospital
3) Department of Pediatrics, Social Insurance Chukyo Hospital
4) Department of Nursing, Social Insurance Chukyo Hospital
Publication J.J.C.M.: 18 (2), 85-89, 2008
Received November 20, 2007
Accepted March 24, 2008
Abstract Since June 2005 we have been doing active surveillance culture to screen Methicillin-resistant Staphylococcus aureus (MRSA) for high-risk patients to MRSA carriage and infection on admission and during hospitalization to our hospital. In this study, we examined how the number of MRSA-colonized or infected patients have changed before and after introducing the MRSA surveillance culture program to assess its effectiveness in reducing transmission or infection of MRSA. Initially there was a significant increase in the number of MRSA carriers by the active surveillance culture, followed by a significant decrease. The initial increase showed that substantial number of MRSA carriers who had not been recognized to be MRSA-positive were identified by means of the active surveillance culture. Once a patient was identified as being colonized or infected, infection control measures such as isolation and contact precautions were used to prevent the spread of MRSA in the wards. The incidence density rate of MRSA infections (=number of MRSA infected patients/patient-days×1,000 in a month) was 1.3 to 1.4‰ in 2004 and 2005. It decreased significantly in 2006 until 0.59‰ in the second half of 2006. The amount of anti-MRSA agents used in our hospital decreased significantly in the latter half of 2006. We conclude that the active surveillance culture program for high-risk patients was effective on preventing the spread of MRSA and the incidence of MRSA infection was decreased.
Keywords MRSA
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