Different Approaches for Case-Mix Adjustment of Patient-Reported Outcomes to Compare Healthcare Providers—Methodological Results of a Systematic Review

Patient-reported outcomes (PROs) are increasingly being used to compare the quality of outcomes between different healthcare providers (medical practices, hospitals, rehabilitation facilities). However, such comparisons can only be fair if differences in the case-mix between different types of provi...

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Main Authors: Nora Tabea Sibert, Holger Pfaff, Clara Breidenbach, Simone Wesselmann, Christoph Kowalski
Format: Article
Language:English
Published: MDPI AG 2021-08-01
Series:Cancers
Subjects:
Online Access:https://www.mdpi.com/2072-6694/13/16/3964
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author Nora Tabea Sibert
Holger Pfaff
Clara Breidenbach
Simone Wesselmann
Christoph Kowalski
author_facet Nora Tabea Sibert
Holger Pfaff
Clara Breidenbach
Simone Wesselmann
Christoph Kowalski
author_sort Nora Tabea Sibert
collection DOAJ
description Patient-reported outcomes (PROs) are increasingly being used to compare the quality of outcomes between different healthcare providers (medical practices, hospitals, rehabilitation facilities). However, such comparisons can only be fair if differences in the case-mix between different types of provider are taken into account. This can be achieved with adequate statistical case-mix adjustment (CMA). To date, there is a lack of overview studies on current CMA methods for PROs. The aim of this study was to investigate which approaches are currently used to report and examine PROs for case-mix-adjusted comparison between providers. A systematic MEDLINE literature search was conducted (February 2021). The results were examined by two reviewers. Articles were included if they compared (a) different healthcare providers using (b) case-mix-adjusted (c) patient-reported outcomes (all AND conditions). From 640 hits obtained, 11 articles were included in the analysis. A wide variety of patient characteristics were used as adjustors, and baseline PRO scores and basic sociodemographic and clinical information were included in all models. Overall, the adjustment models used vary considerably. This evaluation is an initial attempt to systematically investigate different CMA approaches for PROs. As a standardized approach has not yet been established, we suggest creating a consensus-based methodological guideline for case-mix adjustment of PROs.
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spelling doaj.art-8fdf2d88781a49f88f45002172b82a002023-11-22T07:01:44ZengMDPI AGCancers2072-66942021-08-011316396410.3390/cancers13163964Different Approaches for Case-Mix Adjustment of Patient-Reported Outcomes to Compare Healthcare Providers—Methodological Results of a Systematic ReviewNora Tabea Sibert0Holger Pfaff1Clara Breidenbach2Simone Wesselmann3Christoph Kowalski4German Cancer Society, Kuno-Fischer-Str. 8, 14507 Berlin, GermanyInstitute of Medical Sociology, Health Services Research, and Rehabilitation Science, Faculty of Medicine and University Hospital Cologne, Faculty of Human Sciences, University of Cologne, 50933 Cologne, GermanyGerman Cancer Society, Kuno-Fischer-Str. 8, 14507 Berlin, GermanyGerman Cancer Society, Kuno-Fischer-Str. 8, 14507 Berlin, GermanyGerman Cancer Society, Kuno-Fischer-Str. 8, 14507 Berlin, GermanyPatient-reported outcomes (PROs) are increasingly being used to compare the quality of outcomes between different healthcare providers (medical practices, hospitals, rehabilitation facilities). However, such comparisons can only be fair if differences in the case-mix between different types of provider are taken into account. This can be achieved with adequate statistical case-mix adjustment (CMA). To date, there is a lack of overview studies on current CMA methods for PROs. The aim of this study was to investigate which approaches are currently used to report and examine PROs for case-mix-adjusted comparison between providers. A systematic MEDLINE literature search was conducted (February 2021). The results were examined by two reviewers. Articles were included if they compared (a) different healthcare providers using (b) case-mix-adjusted (c) patient-reported outcomes (all AND conditions). From 640 hits obtained, 11 articles were included in the analysis. A wide variety of patient characteristics were used as adjustors, and baseline PRO scores and basic sociodemographic and clinical information were included in all models. Overall, the adjustment models used vary considerably. This evaluation is an initial attempt to systematically investigate different CMA approaches for PROs. As a standardized approach has not yet been established, we suggest creating a consensus-based methodological guideline for case-mix adjustment of PROs.https://www.mdpi.com/2072-6694/13/16/3964patient-reported outcomescase-mix adjustmenthealthcare provider comparisonquality improvement
spellingShingle Nora Tabea Sibert
Holger Pfaff
Clara Breidenbach
Simone Wesselmann
Christoph Kowalski
Different Approaches for Case-Mix Adjustment of Patient-Reported Outcomes to Compare Healthcare Providers—Methodological Results of a Systematic Review
Cancers
patient-reported outcomes
case-mix adjustment
healthcare provider comparison
quality improvement
title Different Approaches for Case-Mix Adjustment of Patient-Reported Outcomes to Compare Healthcare Providers—Methodological Results of a Systematic Review
title_full Different Approaches for Case-Mix Adjustment of Patient-Reported Outcomes to Compare Healthcare Providers—Methodological Results of a Systematic Review
title_fullStr Different Approaches for Case-Mix Adjustment of Patient-Reported Outcomes to Compare Healthcare Providers—Methodological Results of a Systematic Review
title_full_unstemmed Different Approaches for Case-Mix Adjustment of Patient-Reported Outcomes to Compare Healthcare Providers—Methodological Results of a Systematic Review
title_short Different Approaches for Case-Mix Adjustment of Patient-Reported Outcomes to Compare Healthcare Providers—Methodological Results of a Systematic Review
title_sort different approaches for case mix adjustment of patient reported outcomes to compare healthcare providers methodological results of a systematic review
topic patient-reported outcomes
case-mix adjustment
healthcare provider comparison
quality improvement
url https://www.mdpi.com/2072-6694/13/16/3964
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