Appendix Table A1.

Survey Questions About Perceptions (PUB and HCPs) and Recommendations (HCPs) on Running and Knee Joint Health ^a

Core questions on running and knee health for PUB and HCP

In general, regular running (at least once per week) is ___________ for the knee joint.

Running frequently (at least 3 times per week) ____________ the risk of getting KOA.

Running long distances (such as marathons and ultra-marathons) ____________ the risk of getting KOA.

Running on hard surfaces ___________ the risk of getting KOA.

Running with shoes that have more cushioning and support ___________ the risk of getting KOA.

It is _________ for a nonrunner with KOA to start a running program if they don’t have symptoms before or after they go running.

People with KOA who continue to run will __________ their risk of getting more knee pain.

People with KOA who keep running regularly will ____________ the need for joint replacement surgery.

It is _________ for runners who have KOA to continue if they don’t have symptoms before or after they go running.

People with KOA who continue to run should choose shoes with ____________.

People with KOA who continue to run should _____________.

Additional question for PUB

Have you ever received information on running and knee health?

Additional questions for PUB who identified as runners

If I were to develop knee pain (but without a diagnosis of KOA), I would __________

If I was diagnosed with KOA by a doctor, I would __________

Additional questions for HCP

Have you ever received training on running and knee health?

Have you ever discussed running and KOA with your patients?

What percentage of your patients who are runners with KOA have you recommended that they modify their running habits?

What percentage of your patients who are runners with KOA have you recommended that they quit running?

Have your recommendations about running and KOA changed over the course of your career?

If a patient presents to you following a total knee joint replacement and wants to continue running, how likely are you to recommend that person to continue running?

How confident do you feel about providing evidence-based recommendations on running and knee health?

^a HCP, health care professional; KOA, knee osteoarthritis; PUB, general public.