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Life expectancy in open spina bifida.

Robert M Shavelle1, Matthew K Paige1, Jordan C Brooks1

  • 1Life Expectancy Project, San Francisco, CA, USA.

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Summary
This summary is machine-generated.

Life expectancy for individuals with open spina bifida (OSB) varies significantly based on age, sex, and functional abilities. Survival rates have improved over the last 30 years, showing a positive trend for OSB patients.

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Area of Science:

  • Medical research
  • Public health
  • Pediatric neurology

Background:

  • Open spina bifida (OSB) is a complex congenital condition impacting lifelong health and survival.
  • Estimating life expectancy is crucial for patient care, resource allocation, and understanding long-term outcomes.

Purpose of the Study:

  • To provide updated life expectancy estimates for individuals with OSB.
  • To stratify these estimates by key demographic, functional, and impairment-related factors.
  • To analyze trends in survival over recent decades.

Main Methods:

  • Analysis of extensive data from 1659 individuals with OSB in California (1986-2019).
  • Calculation of empirical mortality rates and logistic regression modeling for cohort-specific rates.
  • Construction of life tables to derive life expectancy figures.

Main Results:

  • Significant variations in survival were observed based on ambulatory status, feeding ability, and bowel/bladder continence.
  • Example: At age 5, life expectancy ranged from 27 additional years for severely impaired males to 65 years for least impaired males, versus 70 in the general population.
  • A modest secular trend of approximately 1% annual decrease in mortality was identified and incorporated into calculations.

Conclusions:

  • Life expectancy in open spina bifida is highly variable, influenced by age, sex, disability severity, and continence.
  • Survival rates for individuals with OSB have demonstrably improved over the past 30 years.