Oxidative Medicine and Cellular Longevity / 2017 / Article / Tab 5

Research Article

Impact of Hot Environment on Fluid and Electrolyte Imbalance, Renal Damage, Hemolysis, and Immune Activation Postmarathon

Table 5

Iron metabolism and hemolysis biomarkers after marathon race in the temperate and hot environments.

Reference valueBeforeImmediately after1 day after3 days after

Iron (μg/L)60–150
 HE110 ± 8120 ± 7142 ± 1090 ± 6
 TE120 ± 9126 ± 9130 ± 889 ± 6
Ferritin (ng/L)23–336.2
 HE172 ± 23#194 ± 25186 ± 24#147 ± 20
 TE147 ± 20181 ± 25169 ± 21152 ± 17
Transferrin (mg/dL)170–340
 HE280 ± 4##277 ± 4277 ± 4#266 ± 3##
 TE257 ± 6275 ± 7248 ± 5242 ± 4
Transferrin saturation (%)20–50
 HE39 ± 3#43 ± 351 ± 334 ± 2
 TE47 ± 445 ± 354 ± 438 ± 3
Total bilirubin (mg/dL)0.1–1.2
 HE0.8 ± 0.10.9 ± 0.1#1.1 ± 0.10.7 ± 0.05
 TE0.9 ± 0.11.1 ± 0.11.1 ± 0.10.8 ± 0.1
Unconjugated bilirubin (mg/dL)0.1–1.2
 HE0.4 ± 0.040.5 ± 0.06#0.6 ± 0.1#0.4 ± 0.03
 TE0.5 ± 0.10.7 ± 0.10.8 ± 0.10.4 ± 0.1
Conjugated bilirubin (mg/dL)<0.3
 HE0.3 ± 0.020.4 ± 0.030.4 ± 0.04#0.3 ± 0.02
 TE0.3 ± 0.020.4 ± 0.030.3 ± 0.010.3 ± 0.02

The values are presented as mean ± standard error of mean (SEM) of 26 runners. HE: hot environment; TE: temperate environment. versus before the race; versus before the race; ; and versus temperate environment.

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