Prevalence, incidence, and mortality of inflammatory bowel disease in the Netherlands: development and external validation of machine learning models - Summary - MDSpire

Prevalence, incidence, and mortality of inflammatory bowel disease in the Netherlands: development and external validation of machine learning models

  • By

  • Reinier C A van Linschoten

  • Nikki van Leeuwen

  • David van Klaveren

  • Marieke J Pierik

  • Rob Creemers

  • Evelien M B Hendrix

  • Jan A Hazelzet

  • C Janneke van der Woude

  • Rachel L West

  • Desirée van Noord

  • February 13, 2025

  • 0 min

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Objective:

To develop and validate machine learning models for identifying inflammatory bowel disease (IBD) cases in administrative data, while determining the prevalence, incidence, and mortality of IBD in the Netherlands.

Key Findings:
  • The random forest model for identifying IBD cases achieved an AUC of 0.97 (95% CI [0.96; 0.97]).
  • The gradient-boosted trees model for subtype classification had an accuracy of 0.95 (95% CI [0.94; 0.95]).
  • The incidence of IBD was 20.1 per 100,000 in 2020, stable over time.
  • The prevalence of IBD was 577.6 per 100,000 as of December 31, 2020 (95% CI [566.7; 586.2]).
  • Mortality rates for IBD patients rose to 11.6 per 1,000 in 2020 (95% CI [10.5; 11.8]).
Interpretation:

The prevalence of IBD in the Netherlands is increasing at a slower rate than expected, indicating a potential trend towards Prevalence Equilibrium, which may have significant implications for healthcare planning.

Limitations:
  • The study relied on administrative data, which may have inherent inaccuracies that could affect the findings.
  • External validation was limited to one hospital cohort, which may not represent the entire population.
Conclusion:

Machine learning models can accurately identify IBD cases using administrative data, providing valuable insights into the epidemiology of IBD in the Netherlands.

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