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Table 1 Characteristics of patients included in the study

From: Influence of antibiotic pressure on multi-drug resistant Klebsiella pneumoniae colonisation in critically ill patients

 

Total

Patients colonized by

K. p. Pneumoniae

Patients not colonized by

K. pPneumoniae

p

 

n = 1725

n = 308

n = 1417

 

Age (SD)

60.9 (15.2)

58.1 (14.9)

61.5 (15.2)

< 0.001

Male (%)

1097 (63.6)

203 (65.9)

895 (63.2)

0.364

Length of stay (SD)

9.85 (10.46)

19.3 (16.1)

7.8 (7.3)

< 0.001

1ICU mMortality (%)

338 (19.6)

95 (30.8)

243 (17.1)

< 0.001

APACHE II (median, IQR)

19 (14–24)

21 (18–25)

18 (13–24)

< 0.001

Hematologic disease

120 (6.9)

19 (6.2)

101 (7.1)

0.531

Solid organ tTransplantation

73 (4.2)

18 (5.8)

55 (3.9)

0.133

Immunosuppression

267 (15.5)

60 (19.4)

207 (14.6)

0.035

Diabetes

351 (12.4)

65 (21.1)

268 (20.2)

0.722

Cirrhosis

64 (3.7)

18 (5.8)

46 (3.2)

0.028

2EPOCCOPD

351 (20.3)

93 (30.2)

258 (18.3)

< 0.001

Mechanical vVentilation (%)

408 (23.7)

85 (27.6)

324 (22.8)

0.077

Renal rReplacement therapy (%)

142 (8.2)

21 (6.8)

121 (8.5)

0.319

Parenteral nNutrition

753 (34.1)

103 (33.4)

408 (28.8)

0.109

Origin

   

0.179

Emergency dDepartment

793 (46.0)

126 (40.9)

667 (47.1)

 

Hospitalization

378 (21.9)

92 (29.9)

461 (32.5)

 

Other hHospital

534 (30.9)

90 (29.2)

282 (19.9)

 

Cause of admission

   

< 0.001

Respiratory infection

321 (18.6)

77 (25.0)

243 (17.1)

 

Sepsis/Septic sShock

181 (10.5)

24 (7.8)

156 (11.0)

 

Cardiovascular disease

567 (32.9)

60 (19.5)

507 (35.8)

 

Other

976 (56.7)

147 (47.7)

511 (36.1)

 
  1. 1ICU: Intensive care unit; 2COPD: Chronic obstructive pulmonary disease