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Table 2 Correlations between outcomes (Spearman’s rank correlation coefficient)

From: Functional tooth number in the posterior region associated serum ucOC levels

  

p-FTN

Vegetable intake

Vitamin K intake

Dietary fiber intake

ucOC

p-FTN

Correlation coefficient

0.28

0.21

0.14

− 0.51

p-value

0.064

0.17

0.36

< 0.001

Vegetable intake

Correlation coefficient

 

0.69

0.75

− 0.35

p-value

 

< 0.001

< 0.001

0.019

Vitamin K intake

Correlation coefficient

  

0.72

− 0.60

p-value

  

< 0.001

< 0.001

Dietary fiber intake

Correlation coefficient

   

− 0.34

p-value

   

0.020

ucOC

Correlation coefficient

    

p-value