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Table 1 Comparison between ESBL and non-ESBL producing of E. coli or K. pneumoniae based on clinical variables

From: Mortality risk of bloodstream infection caused by either Escherichia coli or Klebsiella pneumoniae producing extended-spectrum β-lactamase: a prospective cohort study

No Variable Bloodstream infection due to either E. coli or K. pneumoniae p
ESBL-producing Non ESBL-producing
1 Type of ward, n (%) 0.32
   General 9 (25.0) 12 (33.3)
   Malignancy 7 (19.4) 12 (33.3)
   Intensive 12 (33.3) 5 (13.9)
   Surgery 3 (8.3) 3 (8.3)
   Infection 2 (5.6) 3 (8.3)
   Other 3 (8.3) 1 (2.8)
2 Length of stay (day) 0.85
   Mean 10.52 11.21
   SD 15.77 15.58
3 Diagnosis, n (%) 0.08
   Sepsis 23 (63.9) 13 (36.1)
   SIRS 5 (13.9) 7 (19.4)
   Fever 3 (8.3) 3 (8.3)
   Other infection 5 (13.9) 13 (36.1)
4 Underlying disease/comorbid, n (%) 0.09
   Malignant disease 10 (27.8) 12 (33.3)
   Chronic disease 6 (16.7) 8 (22.2)
   Malignant and chronic diseases 3 (8.3) 5 (13.9)
   Chronic and endocrine disease 0 (0) 3 (8.3)
   Cholestasis 3 (8.3) 2 (5.6)
   Congenital disease 6 (16.7) 0 (0)
   Other 7 (19.4) 4 (11.1)
5 Survival in 14 days, n (%) 0.59
   Alive 25 (69.4) 28 (77.8)
   Died 11 (30.6) 8 (22.2)
6 Source of infection, n (%) 0.60
   Unknown 14 (38.9) 20 (55.6)
   Lung 8 (22.2) 4 (11.1)
   Gastrointestinal tract 3 (8.3) 4 (11.1)
   Urinary tract 4 (11.1) 3 (8.3)
   Skin 3 (8.3) 1 (2.8)
   Other 4 (11.1) 4 (11.1)
  1. ESBL extended-spectrum β lactamase, SD standard deviation, SIRS systemic inflammatory response syndrome