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Table 5 Multiple models of logistic regression to analyze immaturity risk for different age levels

From: Radial artery diameterand and age related functional maturation of the radio-cephalic arteriovenous fistula

Variable

B

SE

Wald

df

Sig.

Exp(B)

95.0% CI for Exp(B)

Lower

Upper

Age

 Model 1

0.482

0.194

6.188

1

0.013

1.620

1.108

2.368

 Model 2

0.434

0.208

4.343

1

0.037

1.543

1.026

2.320

 Model 3

0.478

0.214

4.980

1

0.026

1.614

1.060

2.456

 Model 4

0.460

0.218

4.446

1

0.035

1.584

1.033

2.430

  1. Model 1: Unadjusted relevant factors; Model 2: Univariate model plus gender, BMI, smoking history, diabetes; Model 3: Model 2 plus wrist radial artery diameter, wrist cephalic vein diameter, left side or right side; Model 4: Model 3 plus HGB, albumin, Ca, P, PTH, TC, TG, LDL-C, HDL-C, FBG