Bacterial contamination associated with electronic faucets: a new risk for healthcare facilities.

摘要: OBJECTIVE: To investigate the safety of hospital brands electronic faucets with manual and each water supply following a major flood, other revealed that HPC threshold was exceeded by 11 (32%) DESIGN: Surveillance conducted 34 brand A as compared to 12 (11%) 110 it entered at randomly selected (P<.006). The 2 (8%) 25 throughout facility, B SETTING: newly constructed surgical critical-care unit (P<.94). Contamination rates difin 265-bed community had be evacuated fered significantly (P<.003). Similar testing months after hyperout operation for 6 weeks flood city, chlorination indicated METHODS: Random samples facili- 16 (52%) 31 10 ty were analyzed heterotrophic plate counts (HPCs), chlorine, (9.%) (P<.0000003) (18%) coliforms utilizing standard methods. (9%) (P=1.0). RESULTS: Water entering met appro- CONCLUSIONS: certain priate standards, indicating city distribution system faucet used in associated unacceptable levels not contaminated. Of 169 tested, 13 (22%) 59 microbial growth continuing source bacfaucets threshold, teria potentially hazardous patients (Infect Control Hosp (P<.14). comparison two Epidemiol 2001;22:202-205).