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Katy J.L. Bell

Researcher at University of Sydney

Publications -  136
Citations -  3024

Katy J.L. Bell is an academic researcher from University of Sydney. The author has contributed to research in topics: Medicine & Population. The author has an hindex of 22, co-authored 106 publications receiving 1895 citations. Previous affiliations of Katy J.L. Bell include Bond University & Westmead Hospital.

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Journal ArticleDOI

Recognizing the potential for overdiagnosis: are high-sensitivity cardiac troponin assays an example?

Katy J.L. Bell, +7 more
- 19 Feb 2019 - 
TL;DR: Questions are proposed to identify new practices with the potential for overdiagnosis and the example of using high-sensitivity cardiac troponin (hs-cTn) assays to diagnose type 1 myocardial infarction is evaluated.
Journal ArticleDOI

Why clinicians overtest: development of a thematic framework

Justin H Lam, +3 more
- 04 Nov 2020 - 
TL;DR: A thematic framework of factors that influence clinicians to request non-recommended and unnecessary tests is established and the development of a scale to assess clinician knowledge, attitudes and practices is planned to allow evaluation of clinician-targeted interventions to reduce overtesting.
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Lifetime risk of prostate cancer overdiagnosis in Australia: quantifying the risk of overdiagnosis associated with prostate cancer screening in Australia using a novel lifetime risk approach.

Thanya Pathirana, +4 more
- 01 Mar 2019 - 
TL;DR: The estimated rate of overdiagnosis is in agreement with estimates using other methods and may be used without the need to adjust for lead times, if annual (cross-sectional) data are used.
Journal ArticleDOI

Impact of Full-Field Digital Mammography Versus Film-Screen Mammography in Population Screening: A Meta-Analysis.

Rachel Farber, +7 more
- 04 Jan 2021 - 
TL;DR: The transition from film to digital mammography did not result in health benefits for screened women and reinforces the need to carefully evaluate effects of future changes in technology, such as tomosynthesis, to ensure new technology leads to improved health outcomes and beyond technical gains.
Posted ContentDOI

Estimating the seroprevalence of SARS-CoV-2 infections: systematic review

Oyungerel Byambasuren, +6 more
- 15 Jul 2020 - 
TL;DR: The seroprevalence of SARS-CoV-2 is mostly less than 10% with the level of infection lower in the general community, suggesting levels well below herd immunity.