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. Author manuscript; available in PMC: 2018 Sep 15.
Published in final edited form as: Int J Cancer. 2017 Jun 21;141(6):1120–1129. doi: 10.1002/ijc.30809

Table 2.

Spearman correlation coefficients for serum one-carbon metabolites among controls in the ATBC Study (n=326)

Vitamin B12 Folate Vitamin B6 (PLP) Riboflavin Homocysteine
Vitamin B12 1.00
Folate 0.231 1.00
Vitamin B6 (PLP) 0.112 0.271 1.00
Riboflavin 0.241 0.211 0.211 1.00
Homocysteine −0.142 −0.321 −0.122 −0.05 1.00
1

P<0.01

2

P<0.05