One hundred patients undergoing elective orthopaedic surgery were randomized to be placed in a supine position using viscoelastic sponge support options (n=50) or the addition of anti-pressure gel pads (n=50). The outcomes of interest included pain evaluated using the McGill Melzack Pain Questionnaire (MPQ) for regions including the neck, waist, scapula, arm, gluteal, and heel; the Visual Analogue...