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Table 4 Results of multiple regression analysis for the heparin sensitivity index (n = 565)

From: Relationship between estimated and observed heparin sensitivity indices in cardiac and thoracic aortic surgery

 

Regression coefficient (β) (95% confidence interval (lower limit, upper limit))

P value

Constant

1.803 (1.222, 2.384)

 < 0.001

Age

 < 0.001 (-0.003, 0.003)

0.88

Female

0.068 (-0.003, 0.140)

0.06

Hemodialysis

-0.215 (-0.351, -0.079)

0.002

Current smoking

-0.033 (-0.172, 0.106)

0.64

Platelet

-0.011 (-0.0016, -0.005)

 < 0.001

Prothrombin time-international normalized ratio

0.016 (-0.131, 0.163)

0.82

Antithrombin

-0.001 (-0.004, 0.001)

0.18

Fibrinogen albumin ratio index

-0.008 (-0.016, < 0.000)

0.04

Baseline activated clotting time

0.004 (0.001, 0.006)

0.001

Initial heparin dose (per unit/kg)

-0.002 (-0.003, -0.001)

0.001