Effect of 8-week n-3 fatty-acid supplementation on oxidative stress and inflammation in middle- and long-distance running athletes: a pilot study

Table 4 Principal components

	Comp-1	Comp-2	Comp-3	Comp-4	Comp-5
MDA-urine	− 0.25	0.31*	− 0.04	0.02	0.51*
DPPH-saliva	− 0.19	0.43*	− 0.25	0.12	0.04
Testosterone-blood plasma	− 0.42	− 0.28	0.13	0.17	0.17
Cortisol-blood plasma	0.3	−0.21	− 0.05	0.12	0.46*
TNF-α- blood plasma	−0.22	0.3	−0.38	0.04	0.36*
Creatinine-blood	0.1	− 0.46*	−0.19	0.32	0.15
Total cholesterol-blood	0.17	−0.11	− 0.63	− 0.12	− 0.12
Cholesterol-HDL-blood	0.2	−0.02	− 0.39	0.56	− 0.16
Tryglicerides-blood	−0.01	− 0.13	− 0.3	−0.65	− 0.08
CPK	−0.46	− 0.16	0.03	0.21	−0.29
LDH	−0.44	− 0.03	− 0.18	0.07	− 0.33*
HGH	0.19	0.4*	−0.04	0.12	−0.31*
IGF-1	0.27	0.28	0.25	0.18	−0.1

Principal components (PC, all with eigenvalue > 1), accounting for 60% of total variance, and their scores. The values indicate how the biological parameters affect each component. The symbol (*) indicates the relevant effect on the component

ISSN: 1550-2783