borderline significanceP =0.077
However, TEWL positively correlated with sweat volume (ρ = 0.292, P = 0.020) and surrogate measures of the skin microvasculature, serum VEGF-c (ρ = 0.261, P = 0.029) and, with borderline significance, a reflectance measure of Hb skin content (ρ = −0.191, P =0.077).