WOMAC Osteoarthritis Index

A questionnaire to assess knee and hip osteoarthritis symptoms, including pain, stiffness, and physical function over the last 48 hours.

Instructions:

Answer all questions about your knee/hip condition over the last 48 hours. For each question, select the response that best describes your experience using the 5-point scale (0 = None to 4 = Extreme).

Pain Subscale

1. How much pain do you have when walking on a flat surface?

None

Slight

Moderate

Severe

Extreme

2. How much pain do you have when going up or down stairs?

None

Slight

Moderate

Severe

Extreme

3. How much pain do you have at night while in bed?

None

Slight

Moderate

Severe

Extreme

4. How much pain do you have while sitting or lying down?

None

Slight

Moderate

Severe

Extreme

5. How much pain do you have while standing upright?

None

Slight

Moderate

Severe

Extreme

Stiffness Subscale

1. How stiff is your knee when you first get up in the morning?

None

Slight

Moderate

Severe

Extreme

2. How stiff is your knee later in the day?

None

Slight

Moderate

Severe

Extreme

Physical Function Subscale

1. Descending stairs

None

Slight

Moderate

Severe

Extreme

2. Ascending stairs

None

Slight

Moderate

Severe

Extreme

3. Rising from sitting

None

Slight

Moderate

Severe

Extreme

4. Standing

None

Slight

Moderate

Severe

Extreme

5. Bending to floor

None

Slight

Moderate

Severe

Extreme

6. Walking on flat surface

None

Slight

Moderate

Severe

Extreme

7. Getting in / out of car

None

Slight

Moderate

Severe

Extreme

8. Going shopping

None

Slight

Moderate

Severe

Extreme

9. Putting on socks

None

Slight

Moderate

Severe

Extreme

10. Lying in bed

None

Slight

Moderate

Severe

Extreme

11. Taking off socks

None

Slight

Moderate

Severe

Extreme

12. Rising from bed

None

Slight

Moderate

Severe

Extreme

13. Getting in/out of bath

None

Slight

Moderate

Severe

Extreme

14. Sitting

None

Slight

Moderate

Severe

Extreme

15. Getting on/off toilet

None

Slight

Moderate

Severe

Extreme

16. Heavy domestic duties

None

Slight

Moderate

Severe

Extreme

17. Light domestic duties

None

Slight

Moderate

Severe

Extreme

Patient Watch Form - 4/2/2026