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Table 4 Multivariable linear regression models to find factors influencing myocardial injury

From: Biochemical response to cryothermal and radiofrequency exposure of the human myocardium at surgical ablation of atrial fibrillation: a randomized controlled trial

Variables

Standardized coefficient β

95% CI

p Value

Dependent variable: log10 Tn-T (T3)

Adjusted R2 = 0.79

 Patient groups (No-maze = 1, RF = 2, Cryo = 3)

0.85

0.71 to 0.98

< 0.001

 Coronary artery disease (no = 0, yes = 1)

−0.18

−0.32 to −0.05

0.007

 Age (years)

0.15

0.02 to 0.28

0.02

 Cross clamp time (min)

0.15

0.01 to 0.29

0.04

Dependent variable: log10 CK-MB (T3)

Adjusted R2 = 0.70

 Patient groups (No-maze = 1, RF = 2, Cryo = 3)

0.84

0.70 to 0.98

< 0.001

Dependent variable: log10 ASAT (T20)

Adjusted R2 = 0.64

 Patient groups (No-maze = 1, RF = 2, Cryo = 3)

0.66

0.49 to 0.83

< 0.001

 Cross clamp time (min)

0.26

0.08 to 0.44

0.005

 Coronary artery disease (no = 0, yes = 1)

−0.20

−0.37 to − 0.03

0.02