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. Author manuscript; available in PMC: 2022 Apr 1.

Published in final edited form as: Mol Nutr Food Res. 2021 Mar 11;65(8):e2000796. doi: 10.1002/mnfr.202000796

Table 4.

Spearman Correlation Coefficients (ρ) between 12 Replicated Metabolites

	indole-3-propanoic acid	C24:0 LPC	C34:2 PE plasmalogen	C36:5 PE plasmalogen	C38:5 PE plasmalogen	cotinine	hydroxyproline	N-methyl proline	proline betaine	1,7-dimethyluric acid	C22:6 LPE	DHA
	indole-3-propanoic acid	1
C24:0 LPC	0.101^a	1
C34:2 PE plasmalogen	−0.059	0.022	1
C36:5 PE plasmalogen	−0.075^a	−0.053	0.900^a	1
C38:5 PE plasmalogen	−0.084^a	−0.039	0.913^a	0.942^a	1
cotinine	−0.181^a	−0.049	0.376^a	0.376^a	0.400^a	1
hydroxyproline	−0.116^a	−0.089^a	0.750^a	0.769^a	0.759^a	0.487^a	1
N-methyl proline	0.052	0.045	0.421^a	0.407^a	0.392^a	0.175^a	0.428^a	1
proline betaine	0.048	0.025	0.411^a	0.403^a	0.398^a	0.168^a	0.449^a	0.890^a	1
1,7-dimethyluric acid	−0.028	−0.084^a	0.365^a	0.374^a	0.377^a	0.216^a	0.373^a	0.210^a	0.232^a	1
C22:6 LPE	−0.069^a	−0.046	0.624^a	0.632^a	0.641^a	0.397^a	0.607^a	0.414^a	0.466^a	0.385^a	1
DHA	0.064^a	0.0003	−0.039	0.021	−0.021	−0.143^a	−0.081^a	0.076^a	0.083^a	−0.027	−0.278^a	1

^a

P-value<0.05