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Table 1 Characteristics of the study groups

From: The effect of red blood cell transfusion on tissue oxygenation and microcirculation in severe septic patients

  Full samplea
(n = 21)
Subgroupb
(n = 11)
Age (yr) 71 (41-87) 73 (55-83)
Male gender, % 11 (52.4) 5 (45.5)
APACHE II score 24 (17-39) 25 (20-39)
SOFA score 8 (3-17) 9 (3-16)
Source of infection, %   
   Lung 11 (52.4) 3 (27.3)
   Abdomen 6 (28.6) 4 (36.4)
   Urinary tract 3 (14.3) 3 (27.3)
   Line 1 (4.7) 1 (9.0)
Vasopressors/inotropes dosec   
   Norepinephrine, mcg/min 10; 10 (2-40) 6; 10 (2-25)
   Dobutamine, mcg/kg/min 4; 5 (2.5-10) 2; 3.7 (2.5-5)
Sedation/analgesic dosec   
   Midazolam, mg/hr 7; 2 (2-4) 4; 2 (2-4)
   Fentanyl, mcg/hr 8; 100 (50-400) 4; 100(50-400)
Human recombinant activated protein C, % 14.3 27.3
Renal replacement therapy, % 33.3 27.3
Red blood cell storage time (days) 32 (21-39) 32 (22-39)
In-hospital mortality, % 47.6 45.6
  1. Data are presented as median (25th to 75th percentiles) or n (%).
  2. APACHE, Acute Physiology and Chronic Health Evaluation; SOFA, Sequential Organ Failure Assessment.
  3. aFull sample, all with NIRS data.
  4. bSubgroup, all have both NIRS and SDF data.
  5. cn; dose.