Confusion Assessment Method (CAM, non-ICU)

Confusion Assessment Method (Inouye 1990) for non-ICU delirium.

Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.

Example

Feature 1
Yes
Feature 2
Yes
Feature 3
Yes

Result: CAM positive per Inouye 1990 (features 1 + 2 and (3 or 4)): delirium suggested.

The tool opens with these values already filled in. Replace them with your own.

What the result means

features 1 + 2 AND (3 OR 4)
CAM positive (delirium suggested).
otherwise
CAM negative.

What you enter

  • Feature 1: acute onset or fluctuating course
  • Feature 2: inattention
  • Feature 3: disorganized thinking
  • Feature 4: altered level of consciousness
How this is calculated

Inouye SK, van Dyck CH, Alessi CA, Balkin S, Siegal AP, Horwitz RI. Clarifying confusion: the confusion assessment method. A new method for detection of delirium. Ann Intern Med. 1990;113(12):941-948. Read the source ↗

A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.

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Built by Clay Good. Source on GitHub.