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Table 4 Analysis of association between transfusion products and nosocomial infection in separate models

From: Transfusion of platelets, but not of red blood cells, is independently associated with nosocomial infections in the critically ill

Blood product Logistic regression Cox regression
Odds ratio 95 % CI p value Hazard 95 % CI p value
Red blood cells
 RBC transfusiona 1.977 1.535–2.547 <0.001 1.143 0.906–1.442 0.259
 RBC unitsa 1.044 1.026–1.063 <0.001 1.014 1.000–1.028 0.053
Fresh-frozen plasma
 FFP transfusionb 2.510 1.978–3.186 <0.001 1.362 1.101–1.685 0.004
Platelets
 Platelet transfusionc 2.530 1.998–3.205 <0.001 1.463 1.184–1.806 <0.001
  1. FFP fresh-frozen plasma, RBC red blood cells
  2. aCorrected for exposure bias (for RBC transfusion) summarized in propensity score including trauma, malignancy, admission type, APACHE IV score and sepsis. Also corrected for confounders including APACHE predicted length of stay and mechanical ventilation
  3. bCorrected for exposure bias (for FFP transfusion) summarized in propensity score including admission type, APACHE IV score and sepsis. Also corrected for confounders including APACHE predicted length of stay and mechanical ventilation
  4. cCorrected for exposure bias (for platelet transfusion) summarized in propensity score including admission type, malignancy, APACHE IV score and sepsis. Also corrected for confounders including APACHE predicted length of stay and mechanical ventilation