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Table 1 Changes of body weight and blood biochemical indexes before- and after-marathon

From: Runners' metabolomic changes following marathon

Indexes Before After P-value
Body weight (kg) 61.17 ± 8.27 60.69 ± 8.28 P > 0.05
Creatine kinase (IU) 352.39 ± 159.23 543.22 ± 284.16 P < 0.01
Isoenzyme (CK-MB) (IU) 20.33 ± 5.30 27.89 ± 7.77 P < 0.05
Urea (mmol/L) 4.94 ± 0.84 6.71 ± 1.12 P < 0.05
C-reactive protein (mg/L) 0.61 ± 0.21 0.78 ± 0.28 P < 0.05
Homocysteine (μmol/L) 14.96 ± 3.45 18.18 ± 9.19 P > 0.05
Testosterone (nmol/L) 14.81 ± 4.95 7.36 ± 4.08 P < 0.01
Cortisol (nmol/L) 411.56 ± 108.27 773.50 ± 92.01 P < 0.01