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Updated: Oct 30, 2025

Digital Polymerase Chain Reaction Assay for the Genetic Variation in a Sporadic Familial Adenomatous Polyposis Patient Using the Chip-in-a-tube Format
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How practice setting affects family physicians' views on genetic screening: a qualitative study.

Rose Wai-Yee Fok1, Cheryl Siow Bin Ong2, Désirée Lie3

  • 1Cancer Genetics Service, Division of Medical Oncology, National Cancer Centre Singapore, Singapore, Singapore.

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|July 2, 2021
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Summary

Family physicians (FPs) are motivated to integrate genetic screening (GS) into their practice but require support. Understanding practice setting differences is crucial for successful implementation of GS by FPs.

Keywords:
AttitudesFamily physiciansGenetic screeningPrimary carePrivatePublic

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Area of Science:

  • Genetics
  • Public Health
  • Family Medicine

Background:

  • Genetic screening (GS) identifies at-risk asymptomatic individuals for preventive care.
  • Family physicians (FPs) are vital for GS accessibility and addressing specialist shortages.
  • GS integration can improve patient outcomes and community health.

Purpose of the Study:

  • To investigate FP attitudes, roles, motivators, and barriers regarding GS.
  • To compare private and public sector FP perspectives on GS adoption.

Main Methods:

  • Semi-structured interviews with 30 FPs (15 private, 15 public).
  • Purposive, convenience, and snowball sampling strategies were employed.
  • Interviews were audio-recorded, transcribed, and coded for thematic analysis.

Main Results:

  • Twelve themes emerged, including training needs, GS relevance, and adoption barriers.
  • Common themes: lack of training, perceived relevance, resistance, motivation, patient factors, and solutions.
  • Private FPs cited patient rapport, autonomy, and literacy as facilitators; public FPs noted lack of control, lower SES, and administrative barriers.

Conclusions:

  • FPs are motivated to adopt GS but need implementation support.
  • Policy should consider practice setting when introducing new screening functions.
  • Behavioral change strategies must respect FP autonomy and contextual factors.