Fig. 2From: Impairment of microcirculation and vascular responsiveness in adolescents with primary Raynaud phenomenonBaseline perfusion (a) demonstrated as perfusion units (PU), maximum perfusion in response to heating to 42 °C and 44 °C (b), percentage perfusion increase during heating (c). Columns represent the means±SEM of each group (*p < 0.05, ** p < 0.01, ***p < 0.001; one-way ANOVA followed by Neuman-Keuls multiple comparison test)Back to article page