Development of a value-based scoring system for the MobQoL-7D: a novel tool for measuring quality-adjusted life years in the context of mobility impairment.
Nathan Bray, Rhiannon Tudor Edwards, Paul Schneider
PMID 38206178WHAT IT FOUND
People with mobility impairments rate severe health states as less negative than the general public does.
Clinicians should not assume patients view their condition as devastating. When calculating quality-adjusted life years, specify whose perspective you are using, as the two groups value states differently.
Key findings
01Individuals with mobility impairments consistently valued MobQoL-7D health states higher than the general population did.
02The mean difference in utility between the two groups was -0.039, which the authors describe as a minimally important difference.
03Pain/Discomfort was the most important dimension for both groups, while Accessibility was the second most important.
STILL TO COME
How it was doneWhat they foundWhat it means for PTsWhat it means for OTs
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What it does not show
The samples were recruited online, which may exclude marginalized groups or those without internet access. There were very few participants aged 70 or older in both groups. The online nature of the survey meant researchers could not verify that participants fully understood the complex valuation tasks. The study developed a scoring system for a specific tool (MobQoL-7D) rather than testing a clinical intervention.
Declared interests
The work was funded by the Welsh Government through Health and Care Research Wales and The Wellcome Trust. The authors declared no conflicts of interest.
The easy way to misread this
Do not assume the general public's view of disability severity reflects the lived experience of patients. The study found that people with mobility impairments rated severe health states as less negative than the general population did. Using the wrong perspective in calculations can significantly alter cost-effectiveness estimates.