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Table 2 Frequency of most common organisms by cohort*

From: The incidence of nosocomial bloodstream infection and urinary tract infection in Australian hospitals before and during the COVID-19 pandemic: an interrupted time series study

Pre-COVID-19 cohort (Jan 2017 – Feb 2020) (n = 6566)

COVID-19 cohort (Mar 2020 – Mar 2021) (n = 3119)

Organism

Number

Proportion

Organism

Number

Proportion

Escherichia species

1746

26.6%

Escherichia species

728

23.4%

Enterococcus species

1069

16.3%

Enterococcus species

427

13.7%

Candida species

809

12.3%

Candida species

388

12.4%

Klebsiella species

523

8.0%

Klebsiella species

242

7.8%

Pseudomonas species

510

7.8%

Pseudomonas species

205

6.6%

Staphylococcus species

287

4.4%

Staphylococcus speciesΩ

183

5.9%

Proteus species

257

3.9%

Enterobacter species

141

4.5%

Enterobacter species

244

3.7%

VRE

140

4.5%

VRE

188

2.9%

MSSA

100

3.2%

Citrobacter species

115

1.7%

Proteus species

71

2.3%

  1. *Not all organisms reported (only most common 10 species)
  2. # Includes cultures where more than one organism was reported
  3. ΩStaphylococcus other than aureus
  4. VRE - Vancomycin resistant enterococci
  5. MSSA – methicillin sensitive Staphylococcus aureus