Edmonton Frail Scale (EFS)

Edmonton Frail Scale (EFS; Rolfson 2006): nine domains summed to max 17.

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

Example

Cognition / clock-drawing
Minor spacing errors
Hospital admissions past year
1 to 2
Self-rated health
Fair
IADLs needing help
2 to 4 need help
Social support
Sometimes
Timed Up and Go
11 to 20 seconds
Takes 5 or more prescription medications
Yes
Recent weight loss
Yes

Result: Edmonton Frail Scale 8 of 17 — mild frailty.

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

What the result means

Domains
cognition, hospitalizations, self-rated health, IADLs, social support, TUG (0-2 each) + 5 yes/no items (meds x2, weight loss, mood, incontinence) = 0-17.
Bands
0-5 not frail, 6-7 apparently vulnerable, 8-9 mild, 10-11 moderate, 12-17 severe frailty.

What you enter

  • Cognition / clock-drawing (points)
  • Hospital admissions past year (points)
  • Self-rated health (points)
  • IADLs needing help (points)
  • Social support (points)
  • Takes 5 or more prescription medications
  • At times forgets medications
  • Recent weight loss
The other 3 fields
  • Often feels sad or depressed
  • Urinary incontinence
  • Timed Up and Go (points)
How this is calculated

Rolfson DB, Majumdar SR, Tsuyuki RT, Tahir A, Rockwood K. Validity and reliability of the Edmonton Frail Scale. Age Ageing. 2006;35(5):526-529. 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.