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Table 5 Regional sweat secretion ranges (mg.cm −2 .min −1 ) and sample sizes ( N ) for data presented in Figure 9

From: Regional variations in transepidermal water loss, eccrine sweat gland density, sweat secretion rates and electrolyte composition in resting and exercising humans

Site Sodium Sample Chloride Sample Potassium Sample
Chest 0.76–3.11 23 1.21–3.11 17 0.76–3.11 23
Thigh 0.66–0.88 31 0.66 10 0.66–0.88 31
Head (face) 2.00–6.00 15 2.00–6.00 15 2.00–6.00 15
Forearm 0.06–1.38 63 0.06–1.38 40 0.06–1.50 71
Back 0.56–3.53 139 0.85–2.90 28 0.85–2.90 71
Upper arm 0.52–0.75 16 0.52 10 0.52–0.57 16
Leg 0.76 10 0.76 10 0.76 10
Hand (dorsal) 0.56–0.91 12 0.21–0.91 23 0.91 8
Abdomen 0.65 10 0.65 10 0.65 10
Foot (dorsal) 0.56 9 0.56 9 0.56 1
Hand (palm) 0.02–0.12 18 0.03–0.12 6 0.02–0.12 18
  1. These data are electrolyte-specific sweat rate ranges and samples sizes for the site-specific concentrations summarised in Figure9.