Peripheral Blood Flow
The peripheral blood flow or microcirculation parameter is well known and well researched, see links below for a sampling of literature articles in a variety of acute and chronic care applications:
Critical Care-link with Microcirculation Function
Chronic Disease: Cardiovascular Disease-link with microcirculation
Skin microcirculation and echocardiographic and biochemical indices of left ventricular dysfunction in non-diabetic patients with heart failure. Dubiel M1, Królczyk J, Gąsowski J, Grodzicki T., Cardiol J. 2011;18(3):270-6.
Chronic Disease: Peripheral Arterial Disease-link with microcirculation
Relationship of lower extremity skin blood flow to the ankle brachial index in patients with peripheral arterial disease and normal volunteers. Otah KE1, Otah E, Clark LT, Salifu MO. Int J Cardiol. 2005 Aug 3;103(1):41-6. Epub 2005 Jan 28.