Contemporary trends in the incidence and timing of spinal metastases: A population-based study

  • 0Division of Neurosurgery, Department of Surgery, University of Toronto, Toronto, Ontario, Canada.

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Summary

This summary is machine-generated.

The incidence of spinal metastases is rising, especially in older adults. Trends and timing differ significantly by primary cancer type, highlighting the need for specialized care.

Area Of Science

  • Oncology
  • Public Health
  • Epidemiology

Background

  • Spinal metastases are a serious complication in advanced cancer patients.
  • Understanding temporal trends and patient demographics is crucial for managing this condition.

Purpose Of The Study

  • To analyze temporal trends in spinal metastasis incidence and timing.
  • To examine patient demographics and primary cancer associations.
  • To identify at-risk populations and inform subspecialty care needs.

Main Methods

  • Population-based retrospective cohort study in Ontario, Canada (2007-2019).
  • Analysis of health data for 37,375 patients with spine metastases.
  • Primary outcomes: annual incidence and time to metastasis after primary diagnosis.

Main Results

  • Age-standardized incidence increased by 2.2% annually, with the largest rise in patients aged ≥85 years (5.2%).
  • Lung cancer showed the highest annual incidence and risk (10.3% at 10 years), while prostate cancer had the greatest increase in incidence (6.5%).
  • Gastrointestinal cancer patients had the lowest risk (1.0% at 10 years).

Conclusions

  • Spinal metastasis incidence is increasing, particularly in older populations.
  • Significant variations exist in incidence and timing across different primary cancer types.
  • Findings underscore the growing need for specialized care for patients with spinal metastases.