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. 2023 Jun 16;12(6):1064. doi: 10.3390/antibiotics12061064

Table 1.

Demographics and epidemiological characteristics of the reported studies.

Reference
Author/Country/
Journal
No of Subjects/Specimens Type of Study Bacterial Strains Main Findings
G. Ngoula, 2023, French Guiana. Antibiotics [39] 311 patients Observational study K. pneumonieae
E. Coli
E. cloacae
K. aerogenes
22.8% of ICU patients had ESBL-PE. Risk of ESBL-PE carriage among patients with severe COVID-19 was higher when they were exposed to cefotaxime.
O. Lemenand, 2021, France. J Infection [40] 793,954 E. coli isolates from 1022 clinical laboratories Retrospective multicenter study E.coli In general practice, Eco-ESBL decreased lightly during the pandemic (3.1% before vs. 2.9% during the pandemic).
In nursing homes, the Eco-ESBL rate decreased from 9.3% to 8.3%.
E. Bentivegna, 2021, Italy, Int J Environ Res Public Health. [41]. 1617 patients Case-control study S. aureus,
K. pneumoniae,
C. difficile, and
A. baumannii.
Significant higher incidence of MDRB infections in COVID-19 departments than in other medical departments (29% vs. 19%); Kp-ESBL was the pathogen with the highest increase.
E. Wardoyo, 2021, Indonesia. Iran J Microbiol [42]. 210 E. coli isolates Retrospective single center study E. coli Among E. coli specimens isolated before the pandemic, 50% were Eco-ESBL and 21% of those collected during the pandemic were Eco-ESBL.
A. Mena, 2022, the Dominican Republic. Antimicrob Steward Health Epidemiol [43]. 27,718 urine cultures and 2111 body fluid cultures Retrospective study E. coli
P. aeruginosa
The frequency of Eco-ESBL was 25.63% before and 24.75% after the COVID-19 pandemic.
P. Santoso, 2022, Indonesia. Int J Gen Med [44]. 182 patients Observational study in two hospitals A. baumanii,
P. aeruginosa
K. pneumoniae
45.9% of COVID-19 isolates were MDRB, including
CR- A. baumannii (84%) and Kp-ESBL (61%).
M. Karataş, 2021, Turkey. Ann Clin Microbiol Antimicrob [45]. Total
N = 4859 isolates.
Pre-pandemic: 3034 isolates.
Pandemic non-COVID: 1702 isolates.
COVID-19 patients: 123 isolates.
Retrospective single-center study E. coli
K. pneumonieae A. baumannii
S. aureus
ESBL-PE infections were less common in isolates from COVID-19 patients (8.94%) compared to pre-pandemic samples (20.7%) and samples from non-COVID-19 patients collected during the pandemic (20.7%). Among COVID-19 patients, E. coli was rarely detected, but A. baumannii was more commonly found than in controls.
M.R. Hasan, 2023, Canada, Microbiol Spectrum [48]. 8,652,381 urine cultures Retrospective, observational study Eco-ESBL
Kp-ESBL
The rate of ESBL isolation was higher during the pandemic than before it. However, decreasing trends in both Eco-ESBL and Kp-ESBL in the community setting were observed during the pandemic.

Abbreviations: A. baumanii: Acinetobacter baumanii; CR: carbapenem resistant; ESBL: extended-spectrum beta-lactamase; ESBL-PE: ESBL-producing Enterobacterales; E. cloacae: Enterobacter cloacae; K. pneumoniae: Klebsiella pneumoniae; K. aerogenes: Klebsiella aerogenes; Kp-ESBL: extended-spectrum beta-lactamase Klebsiella pneumoniae; P. aeruginosa: Pseudomonas aeruginosa; Eco: Escherichia coli; Eco-ESBL: extended-spectrum beta-lactamase-producing Escherichia coli; C. Difficile: Clostridioides difficile; MDRB: multidrug-resistant bacteria; S. aureus: Staphylococcus aureus.