biostudies-literatureGustafsson KAFA FörsäkringForskningsrådet i Sydöstra SverigeFuturum Academy for Health and Care, Region Jönköping County, Swedene049476https://www.ebi.ac.uk/biostudies/studies/S-EPMC8438840biostudies-literatureUnknown11(9)<h4>Objectives</h4>To describe the prevalence of comorbidities in a population referred to standardised first-line intervention (patient education and exercise) for hip and knee osteoarthritis (OA), in comparison with the general population. Furthermore, we aimed to evaluate if eventual differences were associated with socioeconomic inequalities.<h4>Design</h4>Register-based study.<h4>Setting</h4>Primary healthcare, Sweden.<h4>Participants</h4>Individuals with hip and/or knee OA included in the Better Management for Patients with Osteoarthritis Register between 2008 and 2016 and and an age-matched, sex-matched and residence-matched reference cohort (1:3) from the general Swedish population.<h4>Outcome measures</h4>Comorbidities were identified with the RxRisk Index, the Elixhauser ComorbidBMJ openHealth status of individuals referred to first-line intervention for hip and knee osteoarthritis compared with the general population: an observational register-based study.PMC8438840744202160176559951Gustafsson KDell'Isola ADahlberg LEKvist JZhou CEriksson MRolfson OfalseHealth status of individuals referred to first-line intervention for hip and knee osteoarthritis compared with the general population: an observational register-based study.<h4>Objectives</h4>To describe the prevalence of comorbidities in a population referred to standardised first-line intervention (patient education and exercise) for hip and knee osteoarthritis (OA), in comparison with the general population. Furthermore, we aimed to evaluate if eventual differences were associated with socioeconomic inequalities.<h4>Design</h4>Register-based study.<h4>Setting</h4>Primary healthcare, Sweden.<h4>Participants</h4>Individuals with hip and/or knee OA included in the Better Management for Patients with Osteoarthritis Register between 2008 and 2016 and and an age-matched, sex-matched and residence-matched reference cohort (1:3) from the general Swedish population.<h4>Outcome measures</h4>Comorbidities were identified with the RxRisk Index, the Elixhauser Comorbid2021-01-01T00:00:00Z2021 Sep2026-05-09T17:06:21.848Z2025-05-29T20:47:23.078ZS-EPMC84388403451826210.1136/bmjopen-2021-049476