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The association between hospital readmission and insurance provider among adults with asthma
Shabana Ather1, Katherine D Chung, Patrice Gregory
1Department of Epidemiology, University of Medicine and Dentistry of New Jersey--School of Public Health, Piscataway, New Jersey 08854-5635, USA.
Insights
Managed care patients with asthma face a higher risk of 7-day hospital readmission due to shorter hospital stays. This suggests potential premature discharge in efforts to control healthcare costs.
Area of Science:
- Health Services Research
- Public Health
- Healthcare Management
Background:
- Asthma is a prevalent chronic condition in the U.S., incurring significant healthcare costs, particularly from hospital services.
- Disparities in asthma hospitalization rates may be linked to evolving healthcare systems, notably the rise of managed care.
- Understanding readmission patterns is crucial for optimizing asthma patient care and resource allocation.
Purpose of the Study:
- To investigate the association between insurance provider type and 7-day hospital readmission rates among adult asthma patients.
- To analyze the impact of healthcare delivery models on patient outcomes following asthma-related hospitalizations.
- To identify factors contributing to early rehospitalization in asthma management.
Main Methods:
- Retrospective cohort study design analyzing adult asthma patients (18-64 years) discharged from New Jersey hospitals (1993-1996).
- Utilized a linkage system to track patient readmissions in the absence of unique patient identifiers.
- Focused on 7-day readmission as the primary outcome measure.
Main Results:
- Managed care patients exhibited a significantly higher risk of 7-day readmission compared to indemnity patients (OR=1.67).
- Shorter hospital lengths of stay were strongly correlated with increased odds of readmission (LOS=0: OR=5.17; LOS=1: OR=2.30).
- Findings indicate a link between managed care, reduced length of stay, and elevated readmission rates.
Conclusions:
- Shorter hospital lengths of stay for managed care patients contribute to a greater risk of short-term readmission.
- The pursuit of cost-effective care may inadvertently lead to premature patient discharges, potentially compromising patient recovery.
- Healthcare systems should re-evaluate discharge protocols for asthma patients within managed care settings to mitigate readmission risks.
Context:
Asthma is ranked as the ninth most common chronic condition in the U.S., and its annual direct costs from hospital services alone are estimated at $3.1 billion. Hospitalization rates due to asthma reveal several disparities and may be attributed to recent changes in the healthcare delivery system, including the penetration of managed care.
Objective:
To examine the relationship between 7-day hospital readmission and insurance provider among adults with asthma. DDESIGN: A retrospective cohort study that included patients aged 18-64 with a principal diagnosis of asthma, who were discharged from acute nonfederal hospitals in New Jersey between 1 January 1993 and 31 December 1996. In the absence of unique patient identifiers, a linkage system was used to match subsequent readmissions for the same patient to the first admission. MMAIN OUTCOME MEASURE: Seven-day readmission.
Results:
Results showed a significantly increased risk of 7-day readmission for managed care patients as compared to indemnity patients (OR= 1.67, 1.10-2.53). Shorter lengths of stay were associated with greater odds of readmission (LOS=0: OR=5.17, 2.49-10.75, LOS=1: OR=2.30, 1.30-4.07).
Conclusions:
Managed care patients have shorter lengths of stay as compared to indemnity patients, which leads to an increased risk of returning to the hospital within a short period of time. In trying to provide cost-effective patient care, we may be discharging patients prematurely.
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