Figure 4

Re before and during EECP. (a) Brachial artery, Sham group; (b) Brachial artery, EECP group; (c) Femoral artery, Sham group; (d) Femoral artery, EECP group. Closed boxes (▪), antegrade flow; open boxes (□), retrograde flow. Re⩽−2000, retrograde turbulent flow; Re⩾2000, antegrade turbulent flow. Values are mean±s.e.m. (*P<0.05 EECP vs. Sham. †P<0.05 during vs. before).