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Table 4 Associations in univariate and multivariable models with [PIVKA-II] as the dependent variable

From: PIVKA-II but not dp-ucMGP is associated with aortic calcification in chronic kidney disease

 

Univariate model

  

Multivariable model (total r2 = 0.01)

 

β (95% CI)

r2

P-value

β (95% CI)

P-value

VIF

Age (years)

0.001 (-0.006 to 0.008)

0.00

0.728

0.001 (-0.006 to 0.008)

0.824

1.07

Gender (female)

0.013 (-0.158 to 0.186)

0.00

0.878

0.032 (-0.148 to 0.212)

0.724

1.06

Diabetes (yes)

-0.056 (-0.212 to 0.100)

0.00

0.478

-0.059 (-0.222 to 0.105)

0.481

1.05

Smoking (never vs. former or current)

0.083 (-0.074 to 0.241)

0.01

0.300

0.085 (-0.079 to 0.249)

0.307

1.02

[eGFR] (ml/min/1.73 m2)

-0.018 (-0.112 to 0.077)

0.00

0.713

-0.048 (-0.168 to 0.071)

0.425

1.57

[Calcium-ion x phosphate] (mmol2/l)2

-0.036 (-0.331 to 0.259)

0.00

0.810

-0.120 (-0.505 to 0.265)

0.539

1.67

  1. CI, confidence interval; [], Logarithmically transformed (natural logarithm); eGFR, estimated glomerular filtration rate; PIVKA-II, protein induced by vitamin K absence II; VIF: variance inflation factor