Table 1: Mean values of CK, AST, and LDH before and after racing.

From: Intravenous infusion of H2-saline suppresses oxidative stress and elevates antioxidant potential in Thoroughbred horses after racing exercise

 Placebo (N = 6)H2 (N = 7)
CK (U/L)p valueCK (U/L)p value
Baseline231 ± 74.0186 ± 38.0
Immediately post-racing290 ± 83.00.7186252 ± 43.00.2802
1 h306 ± 71.00.529270 ± 78.00.124
3 h385 ± 1420. 0493*354 ± 1060.0006*
24 h228 ± 77.0>0.99211 ± 48.00.916
 AST (U/L)p valueAST (U/L)p value
Baseline318 ± 64.0283 ± 45.0
Immediately post-racing382 ± 62.00.2508348 ± 70.00.1519
1 h342 ± 31.00.9022295 ± 58.00.9883
3 h369 ± 63.00.435330 ± 59.00.4066
24 h339 ± 58.00.9372295 ± 36.00.9888
 LDH (U/L)p valueLDH (U/L)p value
Baseline478 ± 118417 ± 100
Immediately post-racing569 ± 1250.5782500 ± 96.00.386
1 h555 ± 74.00.7042449 ± 1020.9422
3 h523 ± 1380.9352450 ± 1160.9331
24 h397 ± 1340.6669345 ± 48.00.493
  1. Abbreviations: AST, aspartate aminotransferase; CK, creatine kinase; LDH, lactate dehydrogenase.
  2. Baseline indicates the values just prior to injection.
  3. Values are presented as mean ± standard deviation.
  4. *Significant increase vs. baseline.