UtilsKit

UtilsKit

SARC-F Sarcopenia Risk Calculator

Assess sarcopenia risk quickly through SARC-F scale and calf circumference measurement.

SARC-F Sarcopenia Risk Calculator
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SARC-F Questionnaire (5 Questions)

Please select the answer that best describes your current condition

1. Strength

How much difficulty do you have in lifting and carrying 10 pounds (4.5 kg)?

2. Assistance walking

How much difficulty do you have walking across a room?

3. Rise from a chair

How much difficulty do you have transferring from a chair or bed?

4. Climb stairs

How much difficulty do you have climbing a flight of 10 stairs?

5. Falls

How many times have you fallen in the past year?

Calf Circumference Measurement

Measure at the widest part of the calf

Method 1: Tape Measure

While sitting, let your lower leg hang naturally and measure the circumference at the widest part of your calf with a tape measure.

Method 2: Hand Measurement

Form a circle with your thumbs and index fingers, and wrap it around the widest part of your calf:

• Loose → Normal
• Just right → Attention needed
• Gap → High risk

SARC-F Calculator: Sarcopenia Screening Questionnaire

What is SARC-F?

SARC-F is a rapid diagnostic questionnaire used to screen for Sarcopenia (age-related muscle loss and weakness). Sarcopenia causes falls, fractures, and loss of independence.\n\nIt assesses 5 components: Strength, Assistance with walking, Rise from a chair, Climb stairs, and Falls.

Who Needs This Tool?

1. Seniors (65+): Self-assessment.\n2. Caregivers: Monitoring parents.\n3. Geriatricians: Initial screening.

The 5 Questions

1. How much difficulty do you have lifting 10 lbs?\n2. Walking across a room?\n3. Transferring from chair/bed?\n4. Climbing 10 stairs?\n5. How many falls in the past year?

Scoring

Total Score 0-10.\n>= 4: Predicted Sarcopenia. High risk of poor outcomes. Further testing (grip strength, DEXA scan) is recommended.

Prevention & Treatment

1. Resistance Training: Lifting weights is the only way to reverse muscle loss.\n2. Protein Intake: Seniors need more protein (1.2g/kg) than young adults to maintain mass.

FAQ

Q1: Is it reversible?

Yes, exercise and nutrition can significantly improve muscle function even in very old age.
  • SARC-F Validation(Malmstrom TK, Morley JE)


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