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Table 5 Summary of knowledge vignettes with the corresponding percentage of correct answers with comparison across teaching hospitals

From: Attitudes and perceptions regarding antimicrobial use and resistance among medical students in Central China

Clinical vignette

Percentage correct (%)

P valueb

N = 595

Complicated UTI: appropriate antimicrobial selection and duration of treatment

52.3

<0.001a

Recognize the spectrum of activity of selected antimicrobial agents

22.3

0.114

Diagnosis of community acquired pneumonia: selection of appropriate antimicrobial and switch intravenous to oral therapy

45.0

0.017a

Recognize Clostridium difficile infection secondary to the use of antimicrobials

89.4

0.025a

Recognize the possible risks associated with unnecessary use of antimicrobials

50.7

<0.001a

Match the antimicrobial/organism with most likely mechanism of resistance

 E. coli/β-lactam resistance

39.1

<0.001a

 S. aureus/methicillin resistance

37.0

0.326

 S. aureus/vancomycin intermediate

27.5

0.032a

 Enterococcus/cephalosporin

11.9

0.018a

 Extended spectrum β-lactamase positive E. coli bacteremia: antimicrobial selection

5.0

0.1

 Identify scenarios with potential for unnecessary use of antimicrobials

5.0

0.439

  1. UTI urinary tract infection
  2. aP < 0.05 refers to statistical differences in the percentages of different teaching hospitals
  3. bKruskal–Wallis test