Brain and Spine (Jan 2021)

The association of patient age with postoperative morbidity and mortality following resection of intracranial tumors

  • Yang Yang,
  • Anna M. Zeitlberger,
  • Marian C. Neidert,
  • Victor E. Staartjes,
  • Morgan Broggi,
  • Costanza Maria Zattra,
  • Flavio Vasella,
  • Julia Velz,
  • Jiri Bartek, Jr.,
  • Alexander Fletcher-Sandersjöö,
  • Petter Förander,
  • Darius Kalasauskas,
  • Mirjam Renovanz,
  • Florian Ringel,
  • Konstantin R. Brawanski,
  • Johannes Kerschbaumer,
  • Christian F. Freyschlag,
  • Asgeir S. Jakola,
  • Kristin Sjåvik,
  • Ole Solheim,
  • Bawarjan Schatlo,
  • Alexandra Sachkova,
  • Hans Christoph Bock,
  • Abdelhalim Hussein,
  • Veit Rohde,
  • Marike L.D. Broekman,
  • Claudine O. Nogarede,
  • Cynthia M.C. Lemmens,
  • Julius M. Kernbach,
  • Georg Neuloh,
  • Niklaus Krayenbühl,
  • Paolo Ferroli,
  • Luca Regli,
  • Oliver Bozinov,
  • Martin N. Stienen

Journal volume & issue
Vol. 1
p. 100304

Abstract

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Introduction: The postoperative functional status of patients with intracranial tumors is influenced by patient-specific factors, including age. Research question: This study aimed to elucidate the association between age and postoperative morbidity or mortality following the resection of brain tumors. Material and methods: A multicenter database was retrospectively reviewed. Functional status was assessed before and 3–6 months after tumor resection by the Karnofsky Performance Scale (KPS). Uni- and multivariable linear regression were used to estimate the association of age with postoperative change in KPS. Logistic regression models for a ≥10-point decline in KPS or mortality were built for patients ≥75 years. Results: The total sample of 4864 patients had a mean age of 56.4 ​± ​14.4 years. The mean change in pre-to postoperative KPS was −1.43. For each 1-year increase in patient age, the adjusted change in postoperative KPS was −0.11 (95% CI -0.14 - - 0.07). In multivariable analysis, patients ≥75 years had an odds ratio of 1.51 to experience postoperative functional decline (95%CI 1.21–1.88) and an odds ratio of 2.04 to die (95%CI 1.33–3.13), compared to younger patients. Discussion: Patients with intracranial tumors treated surgically showed a minor decline in their postoperative functional status. Age was associated with this decline in function, but only to a small extent. Conclusion: Patients ≥75 years were more likely to experience a clinically meaningful decline in function and about two times as likely to die within the first 6 months after surgery, compared to younger patients.

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