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Glasgow Coma Scale Calculator

GCS total from eye, verbal, and motor sub-scores.

Compute the Glasgow Coma Scale (GCS) total from the eye-opening (1-4), verbal (1-5), and motor (1-6) sub-scores, with severity interpretation.

Priya Venkatesan By Priya Venkatesan
Reviewed by Dr. Helena Ortiz
Published Last reviewed 1 min read

Inputs

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

Total = E + V + M (range 3–15). 13–15 mild; 9–12 moderate; 3–8 severe.

In depth

Compute the Glasgow Coma Scale (GCS) total from the eye-opening (1-4), verbal (1-5), and motor (1-6) sub-scores, with severity interpretation.