A Prospective Evaluation of Two Rapid Phenotypical Antimicrobial Susceptibility Technologies for the Diagnostic Stewardship of Sepsis

Table 1

Antimicrobial susceptibility testing of Pheno system. MLSb: macrolide-lincosamide-streptogramin screening.

(a)

Gram positives	Ampicillin	Ceftaroline	Doxycycline	Erythromycin	Trimethoprim-sulfamethoxazole	Daptomycin	Linezolid	Vancomycin	Cefoxitin	MLSb (erythromycin-clindamycin)
S. aureus		X	X	X	X	X	X	X	X
CoNS			X	X		X	X	X	X	X
S. lugdunensis			X	X		X	X	X	X	X
E. faecalis	X					X	X	X
E. faecium	X					X	X	X
Streptococcus spp.
S. pneumoniae
S. agalactiae

(b)

Gram negatives

Ampicillin-sulbactam

Piperacillin tazobactam

Cefazolin

Cefepime

Ceftazidime

Ceftriaxone

Ertapenem

Meropenem

Amikacin

Gentamicin

Tobramycin

Ciprofloxacin

Minocycline

Aztreonam

Colistin

E. coli

X

X

X

X

X

X

X

X

X

X

X

X

X

X

Klebsiella spp.

X

X

X

X

X

X

X

X

X

X

X

X

X

Enterobacter spp.

X

X

X

X

X

X

X

X

X

X

X

X

Proteus spp.

X

X

X

X

X

X

X

X

X

X

X

Citrobacter spp.

X

X

X

X

X

X

X

X

X

X

X

X

S. marcescens

X

X

X

X

X

X

X

X

X

X

X

A. baumannii

X

X

X

X

X

X

X

X

P. aeruginosa

X

X

X

X

X

X

X

X

X

X