Browsing by author "Barratt, Alexandra L"
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16 The burden of cancer overdiagnosis in Australia
Glasziou, Paul; Jones, Mark; Pathirana, Thanya; Barratt, Alexandra L; Bell, Katy J.L.Published 2019Burden of cancer is increasing worldwide, and in Australia, partly due to overdiagnosis: cancers which would never cause symptoms or harm if left undetected. We sought to estimate the current burden of overdiagnosis of ...Presentation -
27 Are we overdiagnosing attention deficit hyperactivity disorder (ADHD)?
Kazda, Luise; Thomas, Rae; Bell, Katy J.L.; McGeechan, Kevin; Barratt, Alexandra LPublished 2019The objective of this study is to use a recently developed framework of questions to systematically determine if the existing literature indicates a potential for overdiagnosis and overtreatment in ADHD. We hypothesize ...Presentation -
48 Trends in stage-specific breast cancer incidence in new south wales, australia: insights from 25 years of screening mammography
Jacklyn, Gemma; McGeechan, Kevin; Irwig, Les; Houssami, Nehmat; Morrell, Stephen; Bell, Katy J.L.; Barratt, Alexandra LPublished 2018Screening mammography aims to improve breast cancer (BC) prognosis by increasing the incidence of early-stage tumours in order to decrease the incidence of late-stage cancer, but no reports have investigated these potential ...Conference paper -
5 Developing a scale to measure clinician knowledge, understanding, attitudes and practices around overdiagnosis
Stanaway, Fiona; Lam, Justin; Bell, Katy J.L.; Pickles, Kristen; McCaffery, Kirsten; Moynihan, Ray; Barratt, Alexandra LPublished 2019Measuring clinician knowledge, understanding and attitudes to overdiagnosis are key to understanding the drivers of overdiagnosis, developing strategies to reduce overdiagnosis, and assessing the effectiveness of interventions ...Presentation -
69 Impact of full-field digital mammography versus film-screen mammography: systematic review
Farber, Rachel; Bell, Katy J.L.; Houssami, Nehmat; McGeechan, Kevin; Wortley, Sally; Marinovich, Michael; Barratt, Alexandra LPublished 2018Most breast screening programs worldwide have replaced screen-film mammography (SFM) with full-field digital mammography (FFDM) in expectation of technical, clinical and economic advantages. However, we are only just now ...Presentation -
81 Has the transition to digital mammography in breast cancer screening resulted in real benefits?
Farber, Rachel; Barratt, Alexandra L; Houssami, Nehmat; McGeechan, Kevin; Bell, Katy J.L.Published 2019Most breast screening programmes worldwide have replaced Screen-Film mammography (SFM) with Full-field Digital Mammography (FFDM). While FFDM provides significant technical and practical advantages over SFM in the provision ...Presentation -
96 Can we detect overdiagnosis early? exploring indicators of possible overdiagnosis outside cancer screening contexts
Bell, Katy J.L.; Doust, Jenny; Smith, Leon; Harris, Ian; Buchbinder, Rachelle; Cullen, Louise; Barratt, Alexandra LPublished 2018Although the risk of overdiagnosis in cancer screening was identified almost 50 years ago, evidence of cancer overdiagnosis was slow to emerge, and has required development of new approaches and study designs. As a result, ...Conference paper -
The carbon footprint of pathology testing.
McAlister, Scott; Barratt, Alexandra L; Bell, Katy J.L.; McGain, ForbesPublished 2020The objective of this study was to estimate the carbon footprint of five common hospital pathology tests: full blood examination; urea and electrolyte levels; coagulation profile; C‐reactive protein concentration; and ...Article -
Demonstration of Classic Screening Biases, Not Additional Benefit of Annual Over Biennial Screening.
Barratt, Alexandra L; Bell, Katy J.L.; Jacklyn, GemmaPublished 2018Letter to editorArticle, Letter -
Estimating the magnitude of cancer overdiagnosis in Australia
Glasziou, Paul; Jones, Mark A; Pathirana, Thanya; Barratt, Alexandra L; Bell, Katy J.L.Published 2019This study aimed to estimate the proportion of cancer diagnoses in Australia that might reasonably be attributed to overdiagnosis by comparing current and past lifetime risks of cancer. Routinely collected Australian ...Open AccessArticle -
Evidence of potential overdiagnosis and overtreatment of attention deficit hyperactivity disorder (ADHD) in children and adolescents: protocol for a scoping review.
Kazda, Luise; Bell, Katy J.L.; Thomas, Rae; McGeechan, Kevin; Barratt, Alexandra LPublished 2019Worldwide, attention deficit hyperactivity disorder (ADHD) diagnosis rates in children and adolescents have been increasing consistently over the past decades, fuelling a debate about the underlying reasons for this trend. ...Open AccessArticle -
Impact of Full-Field Digital Mammography versus Film-Screen Mammography in Population Screening: a meta-analysis.
Farber, Rachel; Houssami, Nehmat; Wortley, Sally; Jacklyn, Gemma; Marinovich, Luke; McGeechan, Kevin; Barratt, Alexandra L; Bell, Katy J.L.Published 2020Breast screening programs replaced film mammography with digital mammography, and the effects of this practice shift in population screening on health outcomes can be measured through examination of cancer detection and ...Article -
Is the risk of cancer in Australia overstated? The importance of competing mortality for estimating lifetime risk.
Bach, Anthea C; Lo, Kelvin SE; Pathirana, Thanya; Glasziou, Paul; Barratt, Alexandra L; Jones, Mark A; Bell, Katy J.L.Published 2020The objective of this analysis was to calculate lifetime risks of cancer diagnosis and cancer‐specific death, adjusted for competing mortality, and to compare these estimates with the corresponding risks published by the ...Article -
Mammography screening for breast cancer-the UK Age trial
Bell, Katy J.L.; Irwig, Les; Nickel, Brooke; Hersch, Jolyn; Hayen, Andrew; Barratt, Alexandra LPublished 2020Correspondence relating to the analyses of the UK Age trial on the effect on breast cancer mortality of mammographic screening from age 40 years.Open AccessArticle, Letter -
Overdiagnosis due to screening mammography for women aged 40 years and over.
Jacklyn, Gemma; McGeechan, Kevin; Houssami, Nehmat; Bell, Katy J.L.; Glasziou, Paul; Barratt, Alexandra LPublished 2018This is a protocol for a Cochrane Review. The objective was to assess the effect of screening mammography for breast cancer on overdiagnosis in women aged 40 years and older at average risk of breast cancer.Open AccessArticle -
Overdiagnosis of Attention-Deficit/Hyperactivity Disorder in Children and Adolescents: A Systematic Scoping Review
Kazda, Luise; Bell, Katy J.L.; Thomas, Rae; McGeechan, Kevin; Sims, Rebecca; Barratt, Alexandra LPublished 2021Is attention-deficit/hyperactivity disorder (ADHD) overdiagnosed in children and adolescents? In this systematic scoping review of 334 published studies in children and adolescents, convincing evidence was found that ...Article -
The potential for overdiagnosis and underdiagnosis because of blood pressure variability: a comparison of the 2017 ACC/AHA, 2018 ESC/ESH and 2019 NICE hypertension guidelines.
Bell, Katy J.L.; Doust, Jenny; McGeechan, Kevin; Horvath, Andrea R; Barratt, Alexandra L; Hayen, Andrew; Semsarian, Christopher; Irwig, LesPublished 2021The objective of this paper was to estimate the extent that BP measurement variability may drive over- and underdiagnosis of ‘hypertension’ when measurements are made according to current guidelines. Using data from the ...Open AccessArticle -
Prevalence of incidental breast cancer and precursor lesions in autopsy studies: a systematic review and meta-analysis
Thomas, Elizabeth T; Del Mar, Chris; Glasziou, Paul; Wright, Gordon; Barratt, Alexandra L; Bell, Katy J.L.Published 2017Autopsy studies demonstrate the prevalence pool of incidental breast cancer in the population, but estimates are uncertain due to small numbers in any primary study. The aim was to conduct a systematic review of autopsy ...Open AccessArticle -
Recognizing the potential for overdiagnosis: are high-sensitivity cardiac troponin assays an example?
Bell, Katy J.L.; Doust, Jenny; Glasziou, Paul; Cullen, Louise; Harris, Ian A; Smith, Leon; Buchbinder, Rachelle; Barratt, Alexandra LPublished 2019Overdiagnosis is commonly conceptualized as an unintended consequence of early disease detection in asymptomatic persons but can also occur in persons with symptoms. This commentary poses ways to identify this problem and ...Article, Letter -
Trends in knee magnetic resonance imaging, arthroscopies and joint replacements in older Australians: still too much low‐value care?
Smith, Leon; Barratt, Alexandra L; Buchbinder, Rachelle; Harris, Ian A; Doust, Jenny; Bell, Katy J.L.Published 2020The objective of the study is to describe temporal trends and regional variations in the use of knee magnetic resonance imaging (MRI), knee arthroscopy and total knee replacement surgery in Australians older than ...Article
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