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Table 3 Blood data pre and post hemoconcentration in the transfusion bags

From: The Hemobag: the modern ultrafiltration system for patients undergoing cardiopulmonary by pass

Variable Group Hemobag Group Cell Washer  
  MeanPre(SD) MeanPost(SD) Delta pre-post(SD) P(pre-post) Mean Pre(SD) Mean Post(SD) Delta pre-post(SD) P(pre-post) P(H-CW)
Hematocrit (%) 21.52 (2.93) 51.4 (3.06) 29.88 (4.90) <0.001 21 (2.99) 34.88 (1.96) 13.88 (3.64) <0.001 <0.001
Platelets (n/mm3) 105.16 (12.92) 201.36 (22.28) 96.2 (29.04) <0.001 102.96 (11.18) 57.64 (11.73) −45.32 (17.23) <0.001 <0.001
Proteins (g/100 ml) 3.24 (0.40) 9.48 (1.01) 6.24 (1.11) <0.001 3.04 (0.36 0.48 (0.25) −2.56 (0.44) <0.001 <0.001
Albumin (g/100 ml) 1.55 (0.30) 4.47 (0.30) 2.92 (0.48) <0.001 1.74 (0.35) 0.32 (0.16) −1.42 (0.42) <0.001 <0.001
Fibrinogen (mg/100 ml) 125.64 (18.20) 342.8 (39.83) 217.16 (50.62) <0.001 122.44 (18.12) 33.88 (3.96) −88.56 (18.61) <0.001 <0.001