1. Calf muscle oxygen saturation and the effects of supervised exercise training for intermittent claudication 
Tim A. Beckitt, MBChB, Jude Day, BSc, RN, PGDip, Maria Morgan, RSCI, AVS, Peter M. Lamont, MD, FRCS 
Journal of Vascular Surgery 
Volume 56, Issue 2, Pages (August 2012)
DOI: /j.jvs
Copyright © 2012 Society for Vascular Surgery Terms and Conditions

2. Fig 1
Study design for the exercise group. After a recruitment assessment, participants entered an 8-week control period, followed by a further treadmill assessment, before entry into the exercise program.
Journal of Vascular Surgery  , DOI: ( /j.jvs )
Copyright © 2012 Society for Vascular Surgery Terms and Conditions

3. Fig 2
Data output from the NIRO 300 near-infrared spectrophotometer. Data were logged every 0.5 second. The dotted line, representing a 50% recovery of the muscle hemoglobin oxygen saturation (Sto2), was used to calculate the recovery half-time.
Journal of Vascular Surgery  , DOI: ( /j.jvs )
Copyright © 2012 Society for Vascular Surgery Terms and Conditions