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Table 3 Sweat losses and electrolyte concentrations

From: Sodium supplementation has no effect on endurance performance during a cycling time-trial in cool conditions: a randomised cross-over trial

  Placebo Sodium P
Sweat rate (L.hr-1) 0.71 ± 0.29 0.57 ± 0.22 0.25
Sweat [Na+] (mmol.L-1) 34.0 ±14.2 37.3 ± 16.2 0.70
Sweat sodium loss (mmol.h-1) 25.3 ± 16.8 26.3 ± 16.2 0.29
Sweat [Cl-] (mmol.L-1) 43.5 ± 18.2 39.5 ± 21.9 0.68
  1. Mean ± SD sweat rate (L.h-1), sweat sodium concentration (mmol.L-1), sweat sodium loss (mmol.h-1), and sweat chloride concentration (mmol.L-1) among participants when consuming sodium supplements and placebo.