Physical Activity, Aerobic Capacity, and Total Antioxidant Capacity in Healthy Men and in Men with Coronary Heart Disease

Table 3

Correlation coefficients of total antioxidant capacity measures and uric acid concentration to physical activity and fitness characteristics in men with and without CHD.

Variable	Group I (CHD patients)			Group II (without CHD)
	TAC-FRAS; (mmol FeCl2·L^−1)	TAC-DPPH; (% reduction)	UA; (mg·dL^−1)	TAC-FRAS; (mmol FeCl2·L^−1)	TAC-DPPH; (% reduction)	UA; (mg·dL^−1)
Energy expenditure for LTPA (kcal·week^−1)	−0.12	−0.24^*	−0.04	0.004	−0.03	−0.13
Energy expenditure for LTPA (kcal·week^−1·kg^−1)	−0.14	−0.23^*	−0.04	0.03	0.004	−0.16
PWC85%HRmax (W)	−0.16	−0.0008	−0.14	−0.06	−0.02	−0.01
PWC85%HRmax/kg (W·kg^−1)	−0.29^†	−0.07	−0.26^*	−0.09	0.03	−0.16
UA (mg·dL^−1)	0.60^†	0.37^†	—	0.64^†	0.30^†	—

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UA: uric acid, LTPA: leisure time physical activity, PWC: physical working capacity, HR: heart rate, TAC: total antioxidant capacity, FRAS: Ferric Reducing Ability of Serum, DPPH: 2.2-diphenyl-1-picryl-hydrazyl, and CHD: coronary heart disease.