I only realised how much my osteoarthritic hip had altered my life after the operation enabled me to return to activities I did not know I had stopped. Identifying need for and benefit from treatments should focus on relative changes in experience and function, not on a person’s absolute state at a particular time.
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Contributors I wrote it all.
Funding The author has not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.
Competing interests None declared.
Patient consent Obtained.
Provenance and peer review Commissioned; externally peer reviewed by Jeremy Hobart, Plymouth, UK.