Severity scoring and mortality 1 year after acute renal failure

A therapeutic shoe for shifting the weight exerted on the foot of a wearer or for elevating the foot from the ground as required has a sole and an upper portion configured to retain the foot of the wearer in contact with the sole. A recessed track, formed in the lower surface of the sole, extends parallel to the length of the sole and along a major portion of its length. At least one support block is provided for attachment to the lower surface of the sole at any of a plurality of positions along the entirety of the recessed track. Also provided is a heel protection configuration and sole thickness adjustment platform.