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. Author manuscript; available in PMC: 2020 Feb 11.
Published in final edited form as: Infect Control Hosp Epidemiol. 2015 Oct 12;37(1):70–79. doi: 10.1017/ice.2015.226

TABLE 5.

Days of Therapy (DOT), by Antibiotic Class

Antibiotic class DOT, %
Fluoroquinolones 17.2%
Vancomycin 16.6%
Piperacillin/tazobactam 13.3%
Carbapenems (excluding ertapenem) 7.5%
Metronidazole 7%
Othersa 6%
Cephalosporins (2nd- and 3rd-gen.) 6%
Macrolides 4%
Aminoglycosides 4%
Cephalosporins (1st-gen.) 3%
Sulfonamides 3%
Linezolid 2%
Ceftazidime and cefepime 2%
Aminopenicillins 2%
Ertapenem 1%
Clindamycin 1%
Tetracyclines 1%
Narrow spectrum penicillins <1%
a

Others includes daptomycin, tigecycline, colistin, and nitrofurantoin.