Advertisement
Letter to the Editor| Volume 51, e35-e37, May 2018

Hospital mortality scores are unduly influenced by changes in the number of admissions

Published:February 10, 2018DOI:https://doi.org/10.1016/j.ejim.2018.02.010

      Highlights

      • Changes in hospital admissions leads to unexpected changes in hospital mortality score.
      • Increasing admissions via an assessment unit reduce patient acuity and reduce the mortality score.
      • Random removal of casemix due to IT failure also generate changes in the mortality score.
      • A simple chart is used to identify service configuration and other external effects on the mortality score.

      Keywords

      To read this article in full you will need to make a payment

      Purchase one-time access:

      Academic & Personal: 24 hour online accessCorporate R&D Professionals: 24 hour online access
      One-time access price info
      • For academic or personal research use, select 'Academic and Personal'
      • For corporate R&D use, select 'Corporate R&D Professionals'

      Subscribe:

      Subscribe to European Journal of Internal Medicine
      Already a print subscriber? Claim online access
      Already an online subscriber? Sign in
      Institutional Access: Sign in to ScienceDirect

      References

        • Jones R.
        A ‘fatal’ flaw in hospital mortality models: How spatiotemporal variation in all-cause mortality invalidates hidden assumptions in the models.
        FGNAMB. 2015; 1: 82-96https://doi.org/10.15761/FGNAMB.1000116
        • Kobewka D.
        • van Walraven C.
        • Taljaard M.
        • Ronksley P.
        • Forster A.
        The prevalence of potentially preventable deaths in an acute care hospital.
        Medicine. 2017; 96e6162https://doi.org/10.1097/MD.0000000000006162
        • NHS Digital
        SHMI.
        • Jones R.
        Hospital deaths and length of stay.
        Brit J Healthc Manage. 2016; 22: 424-425
        • Jones R.
        Length of stay efficiency.
        Brit J Healthc Manage. 2009; 15: 563-564
        • Jones R.
        Average length of stay in hospitals in the USA.
        Brit J Healthc Manage. 2013; 19: 186-191
        • NHS Digital
        Hospital episode statistics.
        • Beeknoo N.
        • Jones R.
        Using social groups to locate areas of high utilization of critical care.
        Brit J Healthc Manage. 2016; 22: 551-560
        • Raspin C.
        • Bassi S.
        CHKS health insight report, weekend mortality in the NHS – debunking the myths.
        • Jones R.
        Is the ‘weekend’ mortality effect real?.
        Brit J Healthc Manag. 2017; 23: 39-41
        • Dixon T.
        • Shaw M.
        • Frankel S.
        • Ebrahim S.
        Hospital admissions, age, and death: a retrospective cohort study.
        BMJ. 2004; 328: 1288https://doi.org/10.1136/bmj.38072.481933.EE