of the antimicrobials frequently used in the treatment of methicillin-susceptible SAB. Paul et al.3 showed a comparable efficacy
of cefazolin and cloxacillin, whereas other b-lactams, including
second- and third-generation cephalosporins, were
associated with a higher mortality. Similarly, Schweizer et al.4
reported significantly lower mortality hazards associated with
cefazolin and nafcillin than with vancomycin