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Table 3 Correlations between urinary concentrations of amino acids and symptom index scores for each of the three clusters defined by k-means clustering of urinary amino acid profiles for the female participants

From: Diverse characteristics of the urinary excretion of amino acids in humans and the use of amino acid supplementation to reduce fatigue and sub-health in adults

Females:

Amino Acid versus Symptom Index

Cluster 1

n = 13

Cluster 2

n = 21

Cluster 3

n = 17

ALA vs General fatigue

ns

ns

r = -.56

ASN vs GIT

ns

r = 0.50

ns

ASP vs General fatigue

ns

ns

r = -.50

GLU vs Chalder total fatigue

r = .59

ns

ns

GLU vs Chalder physical fatigue

r = .63

ns

ns

HYL vs Chalder physical fatigue

r = .57

ns

ns

HYP vs Pain

r = .56

ns

ns

ILE vs General fatigue

ns

ns

r = -.49

MET vs Pain

r = .66

ns

ns

MET vs GIT

r = .82

ns

ns

MET vs Sleep

r = .59

ns

ns

MET vs Chalder physical fatigue

r = .60

ns

ns

ORN vs GIT

r = .66

ns

ns

ORN vs Vitality

r = .58

ns

ns

ORN vs Chalder total fatigue

r = .59

ns

ns

ORN vs Chalder physical fatigue

r = .56

ns

ns

PHE vs General fatigue

ns

ns

r = -.50

PRO vs General fatigue

r = .63

r = .48

ns

PRO vs Pain

r = .83

ns

ns

PRO vs GIT

r = .92

r = .45

ns

PRO vs Sleep

r = .70

ns

ns

PRO vs Vitality

r = .74

ns

ns

PRO vs Chalder total fatigue

r = .56

r = .52

ns

PRO vs Chalder physical fatigue

r = .63

r = .49

ns

PRO vs Chalder mental fatigue

ns

r = .44

ns

TYR vs General fatigue

ns

ns

r = -.49

VAL vs Pain

r = .60

ns

ns

VAL vs GIT

r = .70

ns

ns

VAL vs Sleep

r = .61

ns

ns

VAL vs Chalder total fatigue

r = .60

ns

ns

VAL vs Chalder physical fatigue

r = .67

ns

ns

Total BCAA vs Chalder physical fatigue

r = .59

ns

ns