Figure 3From: Reliability and validity of the ultrasound technique to measure the rectus femoris muscle diameter in older CAD-patients Bland-Altman plot for the difference between both US measurements for the RF diameter. US1: Ultrasound measurement 1, US2: Ultrasound measurement 2. Full 'bold' line: average difference between Ultrasound measurement 1 and 2. Broken line: limits of agreement.Back to article page