Using the modified frailty index as a predictor of complications in adults undergoing transforaminal interbody lumbar fusion

Objective: To correlate the operative characteristics and complications of transforaminal lumbar interbody fusion (TLIF) to patient frailty status for the first time in a multicenter study. Methods: Using the American College of Surgeons National Surgical Quality Improvement (ACS-NSQIP) database, al...

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Main Authors: Momin M. Mohis, Simon G. Ammanuel, Cuong P. Luu, James A. Stadler
Format: Article
Language:English
Published: Elsevier 2025-01-01
Series:World Neurosurgery: X
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Online Access:http://www.sciencedirect.com/science/article/pii/S2590139724001388
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author Momin M. Mohis
Simon G. Ammanuel
Cuong P. Luu
James A. Stadler
author_facet Momin M. Mohis
Simon G. Ammanuel
Cuong P. Luu
James A. Stadler
author_sort Momin M. Mohis
collection DOAJ
description Objective: To correlate the operative characteristics and complications of transforaminal lumbar interbody fusion (TLIF) to patient frailty status for the first time in a multicenter study. Methods: Using the American College of Surgeons National Surgical Quality Improvement (ACS-NSQIP) database, all patients who underwent TLIF in 2015–2020 were filtered for their demographics, operative characteristics, and 30-day complication outcomes. Patients were stratified into 2 cohorts, low and high frailty, based on their modified frailty index 5 score. Univariate analysis was performed between the 2 cohorts for each collected variable, and multivariable analysis was performed to observe adjusted odds ratios (OR). Results: The frail cohort experienced more unplanned readmission (4.3 vs 6.6 %, p < 0.001). During hospital stays, the frail cohort experienced more overall complications (9.8 vs 13.8 %, p < 0.001). In contrast to the low frailty cohort, the high frailty patients saw longer hospital stays (3.27 vs. 3.69 days, p < 0.001). The high frailty group saw more discharges to an institution beside their home (89.6 vs 77.9 %, p < 0.001). Rates of superficial and deep surgical site infection, organ space infection, wound dehiscence, reintubation, renal insufficiency, urinary tract infection, stroke, cardiac arrest, DVT, sepsis, and septic shock were not significantly different. Multivariable analyses showed high frailty status as an independent predictor of unplanned readmissions, major complications, and preventing discharge to home. Conclusions: mFI-5 serves as an effective predictor of surgical outcomes following TLIF and independently predicts unplanned readmission, discharge to home, and major complications. Noninfectious outcomes were more likely to be significantly different between the high- and low frailty groups, while all infectious outcomes apart from superficial surgical site infection and pneumonia were not significantly different between the cohorts.
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spelling doaj-art-b39eda2599164439a2488b56a35730042025-02-10T04:34:49ZengElsevierWorld Neurosurgery: X2590-13972025-01-0125100407Using the modified frailty index as a predictor of complications in adults undergoing transforaminal interbody lumbar fusionMomin M. Mohis0Simon G. Ammanuel1Cuong P. Luu2James A. Stadler3Department of Neurological Surgery, University of Chicago, Chicago, IL, USA; School of Medicine and Public Health, University of Wisconsin–Madison, Madison, WI, USA; Corresponding author. University of Wisconsin, School of Medicine and Public Health, 750 Highland Ave, Madison, WI, 53726, USA.Department of Neurological Surgery, University of Wisconsin–Madison, Madison, WI, USASchool of Medicine and Public Health, University of Wisconsin–Madison, Madison, WI, USADepartment of Neurological Surgery, University of Wisconsin–Madison, Madison, WI, USAObjective: To correlate the operative characteristics and complications of transforaminal lumbar interbody fusion (TLIF) to patient frailty status for the first time in a multicenter study. Methods: Using the American College of Surgeons National Surgical Quality Improvement (ACS-NSQIP) database, all patients who underwent TLIF in 2015–2020 were filtered for their demographics, operative characteristics, and 30-day complication outcomes. Patients were stratified into 2 cohorts, low and high frailty, based on their modified frailty index 5 score. Univariate analysis was performed between the 2 cohorts for each collected variable, and multivariable analysis was performed to observe adjusted odds ratios (OR). Results: The frail cohort experienced more unplanned readmission (4.3 vs 6.6 %, p < 0.001). During hospital stays, the frail cohort experienced more overall complications (9.8 vs 13.8 %, p < 0.001). In contrast to the low frailty cohort, the high frailty patients saw longer hospital stays (3.27 vs. 3.69 days, p < 0.001). The high frailty group saw more discharges to an institution beside their home (89.6 vs 77.9 %, p < 0.001). Rates of superficial and deep surgical site infection, organ space infection, wound dehiscence, reintubation, renal insufficiency, urinary tract infection, stroke, cardiac arrest, DVT, sepsis, and septic shock were not significantly different. Multivariable analyses showed high frailty status as an independent predictor of unplanned readmissions, major complications, and preventing discharge to home. Conclusions: mFI-5 serves as an effective predictor of surgical outcomes following TLIF and independently predicts unplanned readmission, discharge to home, and major complications. Noninfectious outcomes were more likely to be significantly different between the high- and low frailty groups, while all infectious outcomes apart from superficial surgical site infection and pneumonia were not significantly different between the cohorts.http://www.sciencedirect.com/science/article/pii/S2590139724001388SpineTLIFmFIFrailty30 day outcomesNSQIP
spellingShingle Momin M. Mohis
Simon G. Ammanuel
Cuong P. Luu
James A. Stadler
Using the modified frailty index as a predictor of complications in adults undergoing transforaminal interbody lumbar fusion
World Neurosurgery: X
Spine
TLIF
mFI
Frailty
30 day outcomes
NSQIP
title Using the modified frailty index as a predictor of complications in adults undergoing transforaminal interbody lumbar fusion
title_full Using the modified frailty index as a predictor of complications in adults undergoing transforaminal interbody lumbar fusion
title_fullStr Using the modified frailty index as a predictor of complications in adults undergoing transforaminal interbody lumbar fusion
title_full_unstemmed Using the modified frailty index as a predictor of complications in adults undergoing transforaminal interbody lumbar fusion
title_short Using the modified frailty index as a predictor of complications in adults undergoing transforaminal interbody lumbar fusion
title_sort using the modified frailty index as a predictor of complications in adults undergoing transforaminal interbody lumbar fusion
topic Spine
TLIF
mFI
Frailty
30 day outcomes
NSQIP
url http://www.sciencedirect.com/science/article/pii/S2590139724001388
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