Duplicate measures at each site and retested if not within 7 mm. All measurements should be taken with correctly calibrated calipers on the right side. Caliper should be placed 1 cm away from the thumb and finger, perpendicular to the skinfold, and halfway between the crest and the base of the fold. Pinch should be maintained while reading the caliper. Take each measurement twice.
Participant sits on floor, legs shoulder width apart and fully extended.
A yard stick is held to floor with 15 in. The best of three trials is used for results. Weight needs to be evenly distributed on all four corners of the foot. The participant bends knees to a 90 degree angle. All movement should be smooth and controlled.