Background: There are an estimated 1.6 million people living with a limb amputation in the U.S. Approximately 50-80% of amputees suffer phantom limb pain (PLP), which is pain felt in the absence of a limb that may manifest as stabbing, burning, throbbing or in some other fashion. Mirror therapy has been proposed as an alternative therapy for the treatment of PLP, but its efficacy as an interven...