Impact of Hot Environment on Fluid and Electrolyte Imbalance, Renal Damage, Hemolysis, and Immune Activation Postmarathon
Table 6
Immunological parameters after the marathon race in the temperate and hot environments.
Reference value
Before
Immediately after
1 day after
3 days after
Leukocytes (mil/mm3)
4.5–11
HE
6.1 ± 0.4
14.4 ± 0.6
7.6 ± 0.4#
5.8 ± 0.2
TE
6.0 ± 0.2
15.3 ± 0.6
7.1 ± 0.3
5.4 ± 0.2
Lymphocytes (mil/mm3)
1–3.8
HE
1.8 ± 0.1
1.1 ± 0.1#
2 ± 0.1#
1.7 ± 0.1
TE
2 ± 0.1
1.3 ± 0.1
1.8 ± 0.1
1.7 ± 0.1
Neutrophils (mil/mm3)
1.8–7.7
HE
3.6 ± 0.3
12.4 ± 0.5
4.9 ± 0.3
3.4 ± 0.2
TE
3.4 ± 0.2
13.2 ± 0.6
4.6 ± 0.2
3.1 ± 0.1
Monocytes (mil/mm3)
0–0.8
HE
0.41 ± 0.03
0.60 ± 0.04
0.49 ± 0.03
0.39 ± 0.02
TE
0.37 ± 0.02
0.71 ± 0.07
0.47 ± 0.03
0.36 ± 0.02
Eosinophils (mil/mm3)
0–0.45
HE
0.16 ± 0.02#
0.19 ± 0.02##
0.15 ± 0.03
0.16 ± 0.02
TE
0.23 ± 0.04
0.02 ± 0.01
0.17 ± 0.03
0.18 ± 0.03
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.