Katz ADL (Activities of Daily Living index)
Katz Index of Independence in Activities of Daily Living (Katz 1963): six items (bathing, dressing, toileting, transferring, continence, feeding) each 0 (dependent) or 1 (independent); total 0-6.
Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.
Example
- Bathing
- 0
- Dressing
- 1
- Toileting
- 1
- Transferring
- 1
- Continence
- 0
- Feeding
- 1
Result: Katz ADL 4 of 6: moderate impairment per Katz 1963.
The tool opens with these values already filled in. Replace them with your own.
What the result means
- 6
- Full independence in all six ADLs.
- 5
- Mild impairment - independent in five ADLs.
- 3-4
- Moderate impairment.
- 0-2
- Severe functional impairment.
What you enter
- Bathing (0/1)
- Dressing (0/1)
- Toileting (0/1)
- Transferring (0/1)
- Continence (0/1)
- Feeding (0/1)
How this is calculated
Katz S, Ford AB, Moskowitz RW, Jackson BA, Jaffe MW. Studies of illness in the aged. The index of ADL: a standardized measure of biological and psychosocial function. JAMA. 1963;185(12):914-919. Read the source ↗
A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.