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Trauma Surgery · Critical Care

TRISS Predicted Survival calculator

Enter the published formula inputs below to calculate and interpret this score.

Clinical inputs

Result

Complete all required inputs to calculate the score.

Formula inputs

  • Triss Iss (ISS)Accepted range: 1 to 75
  • Triss Rts (RTS)Accepted range: 0 to 7.8408
  • Triss Mechanism
  • Triss Age

Primary source

Champion HR et al. A revision of the Trauma Score. J Trauma. DOI: 10.1097/00005373-198902000-00017. PMID: 2703307. Scope: TRISS logistic survival (%) from Revised Trauma Score, ISS, mechanism (blunt vs penetrating), and age ≥55 using published Major Trauma Outcome Study coefficients. (1989)

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