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Abbreviated Burn Severity Index (ABSI) Calculator

Burn mortality prediction from sex, age, TBSA, inhalation, full-thickness

Calculate ABSI

Clinical use

Use this calculator for burn mortality prediction from sex, age, tbsa, inhalation, full-thickness in thesurgery workflow. It is decision support and should be interpreted with the patient context, local protocols, and clinician judgment.

Interpretation

More granular than Baux. Threat to life: 2-3 very low (<1%), 6-7 moderate (10-20%), 10-11 very high (50-70%), ≥12 maximum (>70%).

Required inputs

  • Sex
  • Age
  • Tbsa
  • Inhalation Injury
  • Full Thickness Burn

Evidence and limitations

This page cites 1 published reference. Confirm units and inclusion criteria before applying the output; calculators do not replace assessment, escalation, or local policy.

References

  • Tobiasen J et al. Ann Emerg Med 1982;11:260-262

Frequently asked questions

What is the Abbreviated Burn Severity Index (ABSI)?

Abbreviated Burn Severity Index (ABSI) is a clinical calculator used for Burn mortality prediction from sex, age, TBSA, inhalation, full-thickness.

How do I interpret the Abbreviated Burn Severity Index (ABSI)?

More granular than Baux. Threat to life: 2-3 very low (<1%), 6-7 moderate (10-20%), 10-11 very high (50-70%), ≥12 maximum (>70%).

What inputs are required for the Abbreviated Burn Severity Index (ABSI)?

Required inputs include Sex, Age, Tbsa, Inhalation Injury, Full Thickness Burn.

What is the evidence behind the Abbreviated Burn Severity Index (ABSI)?

The Abbreviated Burn Severity Index (ABSI) page cites Tobiasen J et al. Ann Emerg Med 1982;11:260-262.

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