Table 3

Summary of mean seasonal data for sweat sodium concentration and sweat rate.


Sweat sodium concentrations
Mean sweat rate (kg.h-1)




Mean arms (mmol.L-1)
Mean legs (mmol.L-1)
Combined seasonal mean (all limbs) (mmol.L-1)


Summer
48.4 ± 26.6
41.0 ± 23.3
44.7 ± 24.7
0.47 ± 0.14

(38.1 – 58.7)
(31.3 – 50.6)
(35.7 – 53.7)
(0.29 – 0.65)
Winter
72.3 ± 24.9
55.5 ± 21.7
63.8 ± 22.6
0.41 ± 0.17

(62.3 – 82.3)
(46.2 – 64.8)
(55.4 – 72.2)
(0.21 – 0.49)
p


0.0001*
0.0299*

Data are mean ± SD with 95% confidence limits (parentheses).

* Level of significance p < 0.05. Paired t-tests comparing individual summer and winter data.

Bates and Miller Journal of Occupational Medicine and Toxicology 2008 3:4   doi:10.1186/1745-6673-3-4