Academic journal article Iranian Journal of Public Health

Evaluation of Microbial Contamination Automated Teller Machines (Atms) in Hamadan City

Academic journal article Iranian Journal of Public Health

Evaluation of Microbial Contamination Automated Teller Machines (Atms) in Hamadan City

Article excerpt

Background: Bacteria are ubiquitous organisms among the creatures that exist everywhere in the environment which able to grow on any surface. Continuous development and expansion of urbanization with increasing rate of population, and also limited times, cause people to use new develop- ments in electronic banking which named Automated Teller Machines (ATMs). Today, the widespread use of electronic technologies as a source of health system contamination is considered. The aim of this study was to investigate the bac- terial contamination on computer keyboards deployed at ATMs in Hamadan city.

Methods: The total of 360 ATMs at four locations in hama- dan with the statistical calculations 96 ATMs were selected. Then, using sterile swabs soaked in normal saline, dragging on the keyboard surface sampling device ATMs was done. Swabs into the environment contain the nutrients such as nutrient broth was transferred to the microbiology laboratory of the University of Medical Sciences for being process.

Results: A Total of 65 samples of 96 different computer key boards available in ATMs of four areas were prepared. All of the samples 65 (68.42%) showed bacterial contamination. The collection of samples in the most infected computers' keyboards ATMs (Bank Melli18 samples (27.69%), saderat 12 samples (18. …

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