Antioxidant Status in Elite Three-Day Event Horses during Competition

Table 4

Significant correlations between performance and antioxidant blood measures^a,b.

Y	X	R	P	Y	X	R	P	Y	X	R	P
BW	CORT	−0.21	0.02	TP	GPx	0.23	0.02	CORT	GSH-T	0.19	0.04
BW	TP	−0.22	0.03	TP	CORT	0.25	0.002	CORT	CK	0.25	0.007
Hct	RET	0.22	0.03	LAC	GSH-T	0.52	<0.0001	RET	GSH-T	0.40	0.01
Hct	GSH-T	0.66	<0.0001	LAC	GPx	0.19	0.04	TOC	BC	0.40	<0.0001
Hct	GPx	0.27	0.007	LAC	CORT	0.28	0.002	TOC	AST	0.30	0.002
Hct	CORT	0.44	<0.0001	LAC	RET	0.27	0.004	GSH-T	GPx	0.28	0.003
TP	CK	0.25	0.01	CORT	RET	0.28	0.003	GPx	AST	−0.19	0.04
TP	GSH-T	0.33	0.0007	CORT	TOC	−0.19	0.04	CK	AST	0.50	<0.0001

^aHorse was included in the model to test for significance, if insignificant, then it was removed from the model.
^bInitial BW (n = 112), hematocrit (Hct; n = 104 total points), plasma total protein (TP; n = 104), lactate (LAC; n = 114), cortisol (CORT; n = 114), alpha-tocopherol (TOC; n = 114), beta-carotene (BC; n = 114), retinol (RET; n = 114), serum creatine kinase (CK; n = 113), asparate aminotransferase (AST; n = 113), erythrocyte total glutathione (GSH-T; n= 114), and glutathione peroxidase (GPx; n = 111).