Outcomes of adult spinal deformity surgery in octogenarians - How old is too old?
- Open Access
- 07-01-2026
- Osteoporosis
- Research
- Authors
- So Kato
- Yuki Taniguchi
- Naohiro Kawamura
- Yusuke Sato
- Yuki Onishi
- Yuta Nakayama
- Hideki Nakamoto
- Kosei Nagata
- Hiroyuki Nakarai
- Sakae Tanaka
- Yasushi Oshima
- Published in
- European Spine Journal
Abstract
Study design
Retrospective multicenter study.
Objectives
To evaluate the safety and efficacy of adult spinal deformity (ASD) surgery in patients aged ≥ 80 years compared to their younger counterparts.
Methods
Patients who underwent posterior fusion involving ≥ 5 spinal levels for ASD between 2017 and 2023 at two institutions were included. Patients were stratified into the three groups categorized by age: super-elderly (≥ 80 years), elderly (65–79 years), and middle-aged (50–64 years). Demographics, surgical details, radiographic parameters, patient-reported outcomes, satisfaction at two years, 30-day complications, and rates of proximal junctional failure (PJF) were compared.
Results
A total of 151 patients (44 super-elderly, 79 elderly, and 28 middle-aged) were analyzed. Super-elderly patients had higher ASA scores and a higher rate of osteoporosis than the other groups. Surgical extent and duration were similar, but blood loss was lower in the super-elderly group. Pre-operative PT and SVA as well as post-operative PT were significantly greater in the super-elderly and elderly groups than in the middle-aged group. Leg pain and ODI were significantly worse pre-operatively in the elderly group; however, all post-operative outcomes, satisfaction, short-term complication rates were similar across the three groups. The incidence of PJF increased stepwise across age categories (36% vs. 29% vs. 12%, p = 0.09), while a multivariate analysis revealed super-elderly status was not independently associated with PJF.
Conclusions
Despite greater pre-operative deformity, patients aged ≥ 80 years achieved comparable functional and radiographic outcomes to patients aged 65–79 and 50–64. Careful patient selection and pre-operative counseling are essential for optimizing outcomes in this growing surgical population.
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- Title
- Outcomes of adult spinal deformity surgery in octogenarians - How old is too old?
- Authors
-
So Kato
Yuki Taniguchi
Naohiro Kawamura
Yusuke Sato
Yuki Onishi
Yuta Nakayama
Hideki Nakamoto
Kosei Nagata
Hiroyuki Nakarai
Sakae Tanaka
Yasushi Oshima
- Publication date
- 07-01-2026
- Publisher
- Springer Berlin Heidelberg
- Keywords
-
Osteoporosis
Osteoporosis
Leg Pain
Leg Pain - Published in
-
European Spine Journal
Print ISSN: 0940-6719
Electronic ISSN: 1432-0932 - DOI
- https://doi.org/10.1007/s00586-025-09716-w
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