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Table 1 Patient’s demographics and clinical characteristics on admission and final outcome

From: Procalcitonin and procalcitonin kinetics for diagnosis and prognosis of intravascular catheter-related bloodstream infections in selected critically ill patients: a prospective observational study

  Not proven CRBSI Proven CRBSI P
  n = 20   n = 26  
Age [years; mean (SD)] 44.45 (19.75) 51.73 (19.95) 0.224a
Male gender [no (%)] 10 (50.0) 18 (69.2) 0.185b
Origin [no (%)]
Medical 9 (45.0) 12 (46.2) 0.938b
Surgical 11 (55.0) 14 (53.8)  
Reason of admission [no (%)]
Neurological 13 (65.0) 12 (46.2) 0.203b
Respiratory 1 (5.0) 2 (7.7) 0.714b
Surgical 1 (5.0) 4 (15.4) 0.262b
Trauma 4 (20.0) 6 (23.0) 0.802b
Other 1 (5.0) 2 (7.7) 0.714b
APACHE II score [mean (SD)] 22.45 (4.32) 20.65 (4.69) 0.190a
SOFA score [mean (SD)] 7.15 (1.57) 6.81 (2.53) 0.598a
Presence of SIRS [no (%)] 6 (30.0) 9 (34.6) 0.741b
Co-morbidities
Malignancy [no (%)] 1 (5.0) 2 (7.7) 0.714b
Diabetes mellitus [no (%)] 2 (10.0) 3 (11.5) 0.868 b
Steroids [no (%)] 2 (10.0) 3 (11.5) 0.868b
Heart failure [no (%)] 1 (5.0) 2 (7.7) 0.714b
WBC count [10 3/μl; mean (SD)] 14.47 (4.2) 12.80 (4.1) 0.185a
CRP [mg/dl; median (IQR)] 0.86 (0.50-2.65) 2.68 (0.62-10.88) 0.069c
PCT [ng/mL; median (IQR)] 0.10 (0.10-0.20) 0.10 (0.10-0.43) 0.168c
ICU length of stay [days; mean (SD)] 19.85 (6.99) 29.15 (11.34) 0.001a
ICU mortality [no (%)] 1 (5.0) 5 (19.2) 0.155b
  1. a Student’s t test.
  2. b Chi-square test.
  3. c Mann–Whitney test.