118 Chapter 6 minority of survey respondents indicated that persistent SAB was present after only 2 or more days of positive blood cultures. By contrast, 38% of Asian physicians indicated that seven or more days of positive blood cultures were required to constitute persistent SAB (Figure 3B). Almost all physicians indicated that they would order additional diagnostic testing in the setting of persistent SAB (79% in Africa, > 90% in all other continents), and a majority of physicians would also change their medical management (range 64% in Europe to 84% in North America; P < .01 for all above mentioned comparisons between continents) (Table 1). Figure 2. Antibiotic treatment preferences for S. aureus bacteremia per continent. Percentage of total respondents of the question per continent, and count of respondents per continent. *Listed prosthetic materials: cardiac device, endovascular device, joint prosthesis, heart valve, and spondylodesis material.
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