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. 2022 May 21;11:74. doi: 10.1186/s13756-022-01113-y

Table 3.

Bacterial species and resistance traits of 230 isolates obtained from blood and lower respiratory tract of 121 patients

All infections Blood Lower respiratory tract
N of isolates Resistant, n (%) N of isolates Resistant n (%) N of isolates Resistant n (%)
Enterobacterales (all) 67 46 (68.7) 3GCRa 22 15 (68.2) 3GCR 45 31 (68.9) 3GCR
23 (34.3) CREb 8 (36.4) CRE 15 (33.3) CRE
  Klebsiella pneumoniae 37 32 (86.5) 3GCR 12 10 (83.3) 3GCR 25 22 (88.0) 3GCR
22 (59.5) CRc 8 (66.6) CR 14 (56.0) CRE
  Escherichia coli 10 7 (70.0) 3GCR 6 3 (50.0) 3GCR 4 4 (100) 3GCR
0 (0) CR 0 (0) CR 0 (0) CRE
  Other Enterobacterales 20 7 (35.0) 3GCR 4 2 (50.0) 3GCR 16 5 (31.2) 3GCR
1 (5.0) CR 0 (0) CR 1 (6.2%) CR
Acinetobacter baumannii 45 43 (95.5) CRABd 16 15 (93.7) CRAB 29 28 (93.3) CRAB
Pseudomonas aeruginosa 26 9 (34.6) CR 7 1 (12.5) CR 19 8 (42.1) CRe
Enterococci (all) 43 0 (0) VREf 34 0 (0) VRE 9 0 (0) VRE
  Enterococcus faecalis 28 0 (0) VRE 22 0 (0) VR 6 0 (0) VRE
  Enterococcus faecium 15 0 (0) VRE 12 0 (0) VRE 3 0 (0) VRE
Staphylococcus aureus 34 17 (50.0) MRSAg 13 7 (53.8) MRSA 21 10 (47.6) MRSA
Other bacterial species 15 4 (26.6) MDROh 5 1 (20.0) MDROi 10 3 (30.0) MDROj

a3GCR: resistant to 3rd generation cephalosporins

bCRE: Enterobacterales resistant to carbapenems

cCR: resistant to carbapenems

dCRAB: Acinetobacter baumannii resistant to carbapenems

eIncluding 2 cases with carbapenem resistance acquired during carbapenem treatment

fVRE: Enterococcus spp. resistant to vancomycin

gMRSA: methicillin/oxacillin resistant Staphylococcus aureus

hMDRO: resistant to ceftazidime and carbapenems

i1 Bacteroides fragilis resistant to ceftazidime and carbapenems

j2 Stenotrophomonas maltophilia and 1 Crysobacterium meningosepticum resistant to ceftazidime and carbapenems