Table 4. β coefficients and P values for independent variables of multivariate linear regression*.
Turbidimetry | Thromboelastography | |||
---|---|---|---|---|
Component | Beta coefficient | P value | Beta coefficient | P value |
Intercept | b0 = 1,279.8 | P = 0.31 | b0 = -3,232.5 | P = 0.261 |
Age | b1 = 5.107 | P = 0.556 | b1 = 0.55 | P = 0.978 |
BMI | b2 = 12.94 | P = 0.388 | b2 = 40.18 | P = 0.241 |
Fibrinogen | b3 = 0.639 | P = 0.6 | b3 = 0.74 | P = 0.79 |
D-Dimer | b4 = -61.07 | P = 0.031 | b4 = 37.46 | P = 0.558 |
Plasminogen | b5 = 1.56 | P = 0.836 | b5 = -2.70 | P = 0.876 |
α2-antiplasmin | b6 = 15.67 | P = 0.108 | b6 = 31.34 | P = 0.158 |
Thrombin time | b7 = -2.59 | P = 0.415 | b7 = -9.14 | P = 0.208 |
TAFI | b8 = 5.94 | P = 0.373 | b8 = 25.65 | P = 0.093 |
PAI-1 | b9 = 0.49 | P < 0.001 | b9 = 1.62 | P < 0.001 |
df = 115, F = 12.24 P < 0.001, Ra2 = 46.8% | df = 115, F = 20.218 P < 0.001, Ra2 = 60.1% |
*Clot lysis time was the dependent variable as measured by either turbidimetry or thromboelastography, yielding two different equations
Abbreviations: TAFI-thrombin activatable fibrinolysis inhibitor; PAI-plasminogen activator inhibitor; BMI-body mass index.