China Journal of Oral and Maxillofacial Surgery ›› 2024, Vol. 22 ›› Issue (4): 373-377.doi: 10.19438/j.cjoms.2024.04.009

• Original Articles • Previous Articles     Next Articles

The predictive value of modified frailty assessment tool for postoperative complications in elderly patients undergoing flap reconstruction with oral squamous cell carcinoma

HUANG Can, LUO Tao, SUN Yu   

  1. Department of Anesthesiology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine. Shanghai 200011, China
  • Received:2024-01-29 Revised:2024-03-25 Online:2024-07-20 Published:2024-08-07

Abstract: PURPOSE: To explore the predictive value of modified frailty assessment for postoperative complications in elderly patients undergoing flap reconstruction with oral squamous cell carcinoma. METHODS: Retrospective analysis was performed on elderly patients(>60 years old) who underwent oral squamous cell carcinoma resection with free-flap reconstruction at Shanghai Ninth People's Hospital ,Shanghai Jiao Tong University School of Medicine from January 2014 to December 2022. The patients' perioperative data were collected. According to the 5 modified frailty index(5-mFI), the individuals were grouped into frail (≥2 points) and non-frail(<2 points) group. The occurrence rate of short-term postoperative complication was calculated to determine the association between frailty and complications. Logistic regression analysis was applied to identify which postoperative complications were related to frailty with R 4.0.5 software package. RESULTS: A total of 1 083 patients were included. The rate of postoperative complications was 34.7%(376 cases). Among the patients, 235 cases (21.7%) were classified as the frail group, while 848 cases (78.3%) were classified as the non-frail group. The frail group had a higher incidence of postoperative complications, longer stays in intensive-care unit and postoperative hospital, compared to the non-frail group, with significant difference(P<0.05). After adjusting for confounding factors including gender, age, smoking, and alcohol consumption, multiple logistic regression analysis revealed that pulmonary complications(OR=4.76, 95%CI: 3.32-6.83, P<0.001), flap complications (OR=2.65, 95%CI: 1.57-4.42, P<0.001), and acute kidney injury(OR=3.31, 95%CI: 1.13-9.66, P<0.05) were strongly correlated with frailty. CONCLUSIONS: The 5-mFI score is significantly correlated with postoperative complications in elderly patients undergoing flap reconstruction surgery for oral squamous cell carcinoma, which provides a convenient and concise assessment tool for clinical work.

Key words: Oral squamous cell carcinoma, Postoperative complications, 5-mFI, Frailty assessment

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