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Table 2 Hierarchical linear regression model for predicting neonatal 25(OH)D concentrations

From: An observational study reveals that neonatal vitamin D is primarily determined by maternal contributions: implications of a new assay on the roles of vitamin D forms

  

DV: Neonatal 25(OHD)2

DV: Neonatal 25(OH)D3

Step

IV (Maternal)

R2

ΔR2

SD β

R2

ΔR2

SD β

1

UVB exposure

  

-0.243

  

-0.121

 

Age

  

-0.343 *

  

-0.227 *

 

Adjusted BMI

  

-0.172

  

0.032

 

Vitamin D intake

  

0.082

  

0.143

 

Ca intake

0.207

0.207 *

0.222

0.096

0.096

-0.018

2

Serum PTH

  

0.043

  

0.046

 

Serum Ca

  

-0.267

  

0.169

 

Serum P

0.253

0.046

-0.011

0.109

0.013

-0.161

3

25(OH)D2

0.254

0.002

0.040

0.267

0.158 **

0.271*

4

25(OH)D3

0.302

0.048

0.272

0.438

0.171 ***

0.218

5

Epi-25(OH)D2

0.303

0.000

0.124

0.518

0.080 **

-0.091

6

Epi-25(OH)D3

0.309

0.006

-0.179

0.586

0.068**

0.596 **

7

1α,25(OH)2D3

0.329

0.020

-0.147

0.587

0.001

0.032

  1. * p < 0.05; ** p < 0.01, *** p < 0.001. BMI: body mass index, Ca: calcium, DV: dependent variable, IV: independent variable, P: phosphorus, PTH: parathyroid hormone, SD: standard deviation, UVB: ultraviolet B.
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Nutrition Journal

ISSN: 1475-2891

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