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Table 1 Coagulation data

From: The effect on coagulation parameters of the transfusion of cell saved blood after cardiac surgery

 

T1

T2

T3

p T1 versus T2

p T2 versus T3

p T1 versus T3

Hb (g/l)

125 (14.6)

91.5 (12.8)

112.8 (15.5)

< 0.0001

< 0.0001

< 0.0001

INR

1.1 (1.1-1.2)

1.7 (1.6-1.8)

1.5 (1.4-1.7)

< 0.0001

< 0.0001

< 0.0001

APTTR

1.1 (1.0-1.2)

1.33 (1.23-1.47)

1.26 (1.18-1.34)

0.001

0.010

0.005

Factor VII (U)

99 (21.6)

67 (17)

72 (20)

< 0.0001

0.0046

< 0.0001

Factor IX (U)

124 (107-136)

114 (107-132)

112 (101-127)

0.90

0.21

0.12

Fibrinogen (g/l)

3 (2.8-3.5)

2.1 (1.9-2.6)

2.2 (1.8-2.5)

< 0.0001

0.7

<0.0001

Platelet count (109/l)

178 (48)

110 (40)

128 (39)

< 0.0001

< 0.0001

< 0.0001

TEG MA (mm)

68 (66-70)

63 (60.5-68)

61 (59-63.5)

< 0.0001

0.011

< 0.0001

Antithrombin (U)

87 (83-93)

61 (10.9)

62 (11.7)

< 0.0001

0.57

< 0.0001

Activated protein C (U)

89.6 (17)

53 (12)

57 (13)

< 0.0001

0.009

< 0.0001

Albumin (g/l)

33 (30-33)

22 (21-23)

22.6 (3.7)

< 0.0001

0.548

< 0.0001

Calcium (mmol/l)

1.18 (1.16-1.2)

1.18 (1.15-1.9)

1.14 (0.06)

0.2639

0.0005

0.0007

  1. Results are presented as means (SD) for normally distributed data and median (95%CI) for skewed data. Hb, haemoglobin; INR, international normalized ratio; APTTR, activated partial thromboplastin time ratio; TEG MA, thromboelastogram maximum amplitude.