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Table 3 Differences in antibiotic susceptibility by Enterobacteriaceae type

From: Epidemiological, clinical, and microbiological characteristics of carbapenemase-producing Enterobacteriaceae bloodstream infection in the Republic of Korea

Antibiotics susceptibility Total (N=131) Escherichia coli
(N=10)
Klebsiella pneumoniae
(N=90)
Enterobacter spp.
(N=13)
Klebsiella oxytoca
(N=7)
Citrobacter spp.
(N=4)
Serratia marcescens
(N=7)
Susceptible Intermediate Resistant
Ampicillin 1 (1) 0 130 (99) 0 1 (1) 0 0 0 0
Ampicillin/sulbactam 0 0 131 (100) 0 0 0 0 0 0
Amikacin 99 (76) 2 (2) 30 (23) 9 (90) 66 (73) 9 (69) 6 (86) 4 (100) 5 (71)
Aztreonam 6 (5) 0 125 (95) 3 (30) 0 0 3 (43) 0 0
Ceftazidime 3 (2) 0 128 (98) 0 0 0 1 (14) 0 2 (29)
Cefotaxime 1 (1) 0 130 (99) 1 (10) 0 0 0 0 0
Ciprofloxacin 18 (14) 3 (2) 110 (84) 1 (10) 7 (8) 3 (23) 4 (57) 2 (50) 1 (14)
Cefuroxime 0 0 131 (100) 0 0 0 0 0 0
Cefazoline 0 0 131 (100) 0 0 0 0 0 0
Cefepime 8 (6) 2 (2) 121 (92) 0 2 (2) 2 (15) 3 (43) 0 1 (14)
Cefoxitin 1 (1) 0 130 (99) 0 1 (1) 0 0 0 0
Gentamicin 51 (39) 12 (9) 68 (52) 5 (50) 29 (32) 5 (39) 2 (29) 3 (75) 7 (100)
Levofloxacin 12 (9) 4 (3) 115 (88) 1 (10) 3 (3) 4 (31) 3 (43) 0 1 (14)
Tobramycin 4 (3) 4 (3) 123 (94) 1 (10) 1 (1) 2 (15) 0 0 0
Piperacillin/tazobactam 1 (1) 5 (4) 125 (95) 0 0 0 0 0 1 (14)
TMP/SMX 30 (23) 0 101 (77) 2 (20) 18 (20) 1 (8) 2 (29) 1 (25) 6 (86)
Tigecycline 54 (41) 9 (7) 68 (52) 7 (70) 37 (41) 2 (15) 4 (57) 2 (50) 2 (29)
Tetracycline 12 (9) 1 (1) 118 (90) 1 (10) 9 (10) 1 (8) 1 (14) 0 0
Ticarcillin/clavulanate 1 (1) 1 (1) 129 (99) 0 1 (1) 0 0 0 0
Colistin* 28/29 (97) 0/29 1/29 (3) 4/4 (100) 18/19 (95) 1/1 (100) 3/3 (100) 2/2 (100) 0/0
  1. Note: Data are numbers (%) of patients, unless otherwise indicated
  2. Abbreviation: spp. - Species, TMP/SMX - Trimethoprim/sulfamethoxazole
  3. * Only 29 cases were performed colistin sensitivity test