Recently, some hospitals have used HEPA (MERV 17) filters in general patient rooms in an attempt to reduce health care-associated infections (HAIs). There is, however, a knowledge gap between the perceived sources of HAIs and the effi cacy of mechanical systems in controlling those sources. This article discusses the sources of HAIs, modes of airborne pathogen transmission, the costs and benefits of HEPA filters, and the risk assessment process for considering HEPA filter use.
Read more in the Q4 edition of Inside ASHE magazine or download the article by clicking the DOWNLOAD link.