Abstract
The implementation of activity-based payment system named T2A—tarification à l’activité—in 2004 profoundly modified the financing of French hospitals. Presently applied to activities concerning medicine, surgery and obstetrics, the pricing for these activities was developed using the National Costs Study. The considerable differences observed between costs in the private sector and those in the public sector are in part justified, by the latter, by caring for patients with social deprivation. The goal of this study is to measure the influence of social deprivation on the length of hospitalisation. A survey on inpatient social deprivation was carried out from November to December 2008 by the French Ministry of Health (Department of Research, Study, Evaluation and Statistics—DREES, and technical agency of Hospital information—ATIH). Four dimensions of social deprivation were taken into consideration after a previous qualitative study: social isolation, quality of housing, level of income and access to rights. The sample is based on 27 hospitals, including public and private (for-profit and not-for-profit), representing 57,175 stays, 6,800 of which were patients with social deprivation. After multivariate analyses adjusted for age, severity of illness and DRG, we found that there was a longer length of stay for inpatients with social deprivation (+16%), and in particular for patients living in social isolation (+17%) and for patients with inadequate housing (+17%). The impact of low income on the length of stay is less important. However, low income associated with inadequate housing significantly increases lengths of stay (+24%).
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Notes
Diagnosis-Related Groups.
This chapter corresponds to factors influencing the state of health and reasons for having recourse to healthcare services.
The version of the GHM classification is the V10c.
Source: comprehensive 2008 PMSI (ATIH).
The case mix corresponds to the range of the facilities’ activities described through GHMs (Diagnosis-Related Groups).
This result is obtained when “financially poor” is mixed with “homeless,” which seems obvious, but also when “financially poor” is mixed with “inadequate housing,” whereas when not combined, these two variables do not appear to be significant.
We choose to control for severity by using GHM classification, age and gender, but we choose not to use additional information such as comorbidities because when this information is not relevant to have a better tariff, some hospital of our sample do not use it.
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Acknowledgments
We thank Alberto Holly and all participants of the 2010 Irdes workshop on applied health economics and policy evaluation for their comments and suggestions. We are also grateful to Renaud Legal, different reviewers by DREES for theirs comments, and the anonymous reviewers for their constructive comments and suggestions.
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Yilmaz, E., Raynaud, D. The influence of social deprivation on length of hospitalisation. Eur J Health Econ 14, 243–252 (2013). https://doi.org/10.1007/s10198-011-0365-4
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DOI: https://doi.org/10.1007/s10198-011-0365-4