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Comorbidity and Frailty Indices Predict Disposition in Head and Neck Free Flap Patients
Alexandra Vacaru1, Roy W Qu2, Jacob Hauser1
1Loma Linda University School of Medicine Loma Linda California USA.
Laryngoscope Investigative Otolaryngology
|February 20, 2026
Summary
Comorbidity and frailty indices, especially the Charlson Comorbidity Index (CCI), effectively predict discharge destination and length of stay after head and neck free flap surgery. These tools can assist in preoperative patient and family counseling.
Area of Science:
- Reconstructive surgery
- Oncology
- Geriatrics
Background:
- Comorbidity and frailty indices are used to predict postoperative outcomes.
- Their reliability in predicting nonhome disposition after head and neck free flap surgery is unclear.
Purpose of the Study:
- To evaluate if comorbidity and frailty indices predict postoperative disposition to nonhome settings in patients undergoing head and neck free flap surgery.
Main Methods:
- Retrospective cohort study of 671 patients undergoing head and neck free flap surgery.
- Assessed Charlson Comorbidity Index (CCI), ASA status, modified frailty index (mFI), and WUHNCI.
- Analyzed relationships with postoperative disposition, hospital length of stay (LOS), and ICU LOS.
Main Results:
- Higher index scores correlated with nonhome disposition (p < 0.001).
- CCI demonstrated the strongest predictive performance (AUC = 0.682).
- Indices also predicted longer hospital and ICU LOS; age alone was not predictive.
Conclusions:
- Comorbidity and frailty indices, particularly CCI, predict discharge disposition and LOS post-head and neck free flap surgery.
- These indices can aid clinicians in preoperative counseling for patients and families.
