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An Examination of Factors Predicting Inpatient Rehabilitation Stay After Burn Injury: A Burns Model System Study
Vanessa Dellheim1, Audrey M O'Neil2, Lori Connolly3
1Massachusetts General Hospital, Boston, MA, United States.
Summary
Burn injury complexity, including total body surface area (TBSA) and ventilator days, significantly impacts inpatient rehabilitation (IR) length of stay. Understanding these factors aids in planning effective rehabilitation care for burn survivors.
Area of Science:
- Burn injury research
- Rehabilitation medicine
- Clinical outcomes analysis
Background:
- Inpatient rehabilitation (IR) is crucial for functional recovery after burn injuries.
- Factors influencing the duration of IR stays remain underexplored.
- Identifying predictors of IR length can optimize resource allocation and patient care.
Purpose of the Study:
- To investigate patient and clinical factors associated with the length of inpatient rehabilitation (IR) stays in burn survivors.
- To analyze the relationship between demographic and injury characteristics and IR duration.
- To inform clinical decision-making regarding rehabilitation planning for burn patients.
Main Methods:
- Utilized data from the Burn Model System National Database (1994-2022).
- Included adult participants discharged to IR post-hospitalization.
- Employed negative binomial regression to analyze associations between IR days and various characteristics.
Main Results:
- The study included 585 participants with an average IR stay of 22.8 days.
- Increased IR days were linked to larger total body surface area (TBSA) burns, ventilator days, high-voltage electrical injuries, range of motion (ROM) deficits, foot burns, and self-inflicted injuries.
- Hand burns and non-private payor sources were associated with shorter IR stays.
Conclusions:
- Burn injury complexity significantly influences the length of inpatient rehabilitation.
- Identifying factors associated with longer IR stays is essential for effective rehabilitation planning and resource management.
- Further research can explore anticipated IR length of stay (LOS) and guiding factors for rehabilitation resources.

