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Table 1 Demographic and baseline clinical characteristics of patients with CRE infection (n = 189)

From: Molecular epidemiology and outcome of carbapenem-resistant Enterobacterales in Saudi Arabia

Variable

n (%)

Median (IQR)

Age (years)

 

62.8 (44.4–73.5)

Gender

 Male

102 (54.0)

 

 Female

87 (46.0)

 

Baseline Comorbidities

 Heart Disease

38 (20.1)

 

 Peripheral vascular disease

9 (4.8)

 

 Cerebral vascular accident

37 (19.6)

 

 Chronic kidney disease

28 (14.8)

 

 End stage renal disease

10 (5.3)

 

 HIV

1 (0.5)

 

 Dementia

19 (10.1)

 

 COPD

6 (3.2)

 

 Connective tissue disease

5 (2.7)

 

 Peptic ulcer disease

7 (3.7)

 

 Mild liver disease

7 (3.7)

 

 Moderate and severe liver disease

22 (11.6)

 

 Diabetes Mellitus

80 (42.3)

 

 Non-hematological malignancy

62 (32.8)

 

 Hematological malignancy

11 (5.8)

 

 Solid organ transplant

8 (4.2)

 

 Bone marrow transplant

4 (2.1)

 

Immunosuppressive medication

41 (21.7)

 

Charlson comorbiditiy index

 

6 (3–8)

APACHE II score1

 

19 (9.0–31.5)

Pitt bacteremia score2

 

2 (1–6)

Type of CRE infection3

 CLABSI

28 (14.8)

 

 HAP/VAP

45 (23.8)

 

 Complicated UTI

45 (23.8)

 

 Complicated intra-abdominal infection

32 (16.9)

 

 Skin and soft tissue infection

20 (10.6)

 

 Joint/bone infection

6 (3.2)

 

 Primary bacteremia (source unidentified)

15 (7.9)

 

 Other

19 (10.1)

 

Organism isolates4

 Escherichia coli

21 (11.1)

 

 Klebsiella pneumoniae

165 (87.3)

 

 Both E. coli and K. pneumoniae

2 (1.1)

 

CRE bacteremia

77 (40.7)

 

Location at time of CRE culture

 Emergency Room

20 (10.6)

 

 Medical Floor

52 (27.5)

 

 Surgical Floor

21 (11.1)

 

 Hematology/Oncology Floor

29 (15.3)

 

 OB/GYN Floor

1 (0.5)

 

 ICU

57 (30.2)

 

 Other

9 (4.8)

 

Molecular typing5

 KPC

1 (0.5)

 

 NDM

32 (16.9)

 

 IMP

1 (0.5)

 

 OXA_48

131 (69.3)

 

 None identified

25 (13.2)

 
  1. IQR interquartile range, CLABSI central line-associated blood stream infection, HAP hospital-acquired pneumonia, CRE Carbapenem-resistant Enterobacteriaceae
  2. 1For n = 112 patients, 2For n = 110 patients, 3More than one CRE infection type possible
  3. per patient, 4The isolates were identified at the species level following conventional schemes, percentages may total < 100 due to missing values, 5More than one molecular typing possible per patient