<prompt> Trauma and Injury Severity score TRISS includesGCS BPRRSISSAgeSISSGCSSGCSBP  <response>: TRISS methadology is impoant because it attempts to combine the Revised trauma score S,physiologic component of injuryand the Injury severity score ISS, anatomic component of injury. It also incorporates patient;s age. Reference: Greenfield;s Surgery - Scientific Principles Practices, 5th edition, Page no :390-391. 