nasal colonization rate of staphylococcus aureus strains among health care service employee’s of teaching university hospitals in yazd

this study was carried out to find the extent of staphylococcal carriages including methicillin resistant staphylococcus aureus mrsa in employee's of teaching university hospitals in yazd. nasal swabs of 742 employees in four different medical teaching hospitals in yazd were collected, and tested for detection of staphylococci strains. out of 742 employees, 94 (12.7%) were carrier of staphylococcus aurus and 57 (11.38%) for methicillin resistant staphylococcus aureus (mrsa) respectively. prevalence of staphylococci aureus and mrsa in individual hospitals and wards were different. in general the highest carriers were personnel of dialysis ward and the lowest pediatrics wards. resistance rate of mrsa against ciprofloxacin, vancomycin, and rifampin were found to be as 28.1%, 10.5% and 35.1% respectively.