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Table 4 Univariate linear regression for predictor of serum 25(OH)D levels

From: Association between serum 25-hydroxyvitamin D levels and carotid atherosclerosis in chronic kidney disease patients

Variable

β

P-value

Agea

-0.228

0.023

Male

0.414

<0.001

Race

  

 Malay

Ref

Ref

 Chinese

0.461

<0.001

 Indian

-0.126

0.173

BMI

-0.068

0.501

Smokers

0.331

0.001

Diabetes mellitus

-0.283

0.004

Hypertension

0.116

0.252

Triglycerideb

-0.205

0.041

LDL Cholesterolb

-0.239

0.018

HDL Cholesterolb

-0.080

0.427

eGFR

0.108

0.283

Hemoglobin

0.397

<0.001

Ca2+

-0.023

0.826

PO42-

-0.168

0.105

PTHb

-0.220

0.045

  1. Linearity, normality of residuals, independence of residuals and homoscedasticity assumptions met. No significant outliers, high leverage points or highly influential points
  2. β standardized coefficient, Ref reference group, BMI body mass index, eGFR estimated glomerular filtration rate, HDL high density lipoprotein, LDL low density lipoprotein, PTH intact parathyroid hormone
  3. a reflection of square root data transformation
  4. b logarithmic data transformation
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BMC Nephrology

ISSN: 1471-2369

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