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Area of Science:

  • Pulmonology
  • Oncology
  • Medical Education

Background:

  • Lung cancer is a leading cause of cancer death in the U.S.
  • Low-dose CT (LDCT) screening reduces mortality in high-risk individuals.
  • Addressing knowledge gaps in medical training can improve LDCT screening rates.

Purpose of the Study:

  • Evaluate Internal Medicine residents' knowledge of LDCT screening.
  • Assess understanding of high-risk populations and mortality benefits.
  • Identify areas for improved medical education on lung cancer screening.

Main Methods:

  • Electronic survey distributed to IM residents at 4 Midwestern academic programs.
  • Assessed knowledge of high-risk groups, LDCT mortality benefits, and Number Needed to Screen (NNS).
  • Analyzed response rate (46.6%) and knowledge scores (average 43.1%).

Main Results:

  • Residents answered an average of 43.1% of knowledge questions correctly.
  • Only one-third correctly identified the target screening population.
  • Over 80% recognized cancer-specific mortality benefit, but only half recognized all-cause mortality benefit.

Conclusions:

  • IM residents demonstrate suboptimal knowledge regarding LDCT lung cancer screening.
  • Significant educational gaps exist concerning high-risk populations and mortality benefits.
  • Enhanced education in IM residency programs is necessary to increase appropriate LDCT screening.