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Table 4 Compositional differences by deseasonalized maternal vitamin D, overall and by race

From: Maternal and cord blood vitamin D level and the infant gut microbiota in a birth cohort study

 

1-Month

6-Month

Unweighted UniFrac

Weighted UniFrac

Unweighted UniFrac

Weighted UniFrac

p-value

R2

p-value

R2

p-value

R2

p-value

R2

Prenatal Vitamin D

 Overall (unadjusted)

< 0.001

0.013

0.042

0.008

0.001

0.009

0.490

0.003

 Overall (adjusted for race)a

0.029

0.006

0.030

0.011

0.212

0.005

0.719

0.002

 Black

0.001

0.014

0.006

0.023

0.037

0.011

0.973

0.001

 White

0.903

0.008

0.375

0.012

0.609

0.01

0.614

0.008

 Interaction p-value

0.157

0.089

0.144

0.871

Cord Vitamin D

 Overall (unadjusted)

0.001

0.009

0.097

0.007

0.001

0.01

0.690

0.003

 Overall (adjusted for race)a

0.028

0.007

0.044

0.011

0.234

0.006

0.938

0.001

 Black

0.006

0.014

0.053

0.016

0.032

0.013

0.697

0.005

 White

0.782

0.011

0.442

0.013

0.956

0.010

0.805

0.007

 Interaction p-value

0.292

0.516

0.350

0.527

  1. aRestricted to Black or White only, so reduced sample size compared to unadjusted