'Screened group' diaporamas de présentation

Screened group - PowerPoint PPT Presentation

Ca Prostate

Ca Prostate

Prostate cancer diagnosis, screening, management options and complications and myths of treatment

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929 views • 74 slides
Biases in Studies of Screening Programs

Biases in Studies of Screening Programs

Biases in Studies of Screening Programs. Thomas B. Newman, MD, MPH June 29, 2012. Overview. Introduction TN Biases Definitions Problems with observational studies Volunteer bias Lead time bias Length bias Stage migration bias Overdiagnosis. Screening tests: TN Biases.

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524 views • 38 slides
Length Bias (Different natural history bias)

Length Bias (Different natural history bias)

Length Bias (Different natural history bias). Screening picks up prevalent disease Prevalence = incidence x duration Slowly growing tumors have greater duration in presymptomatic phase, therefore greater prevalence

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548 views • 37 slides
Length Bias (Different natural history bias)

Length Bias (Different natural history bias)

Length Bias (Different natural history bias). Screening picks up prevalent disease Prevalence = incidence x duration Slowly growing tumors have greater duration in presymptomatic phase, therefore greater prevalence

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450 views • 37 slides
Biases in Studies of Screening Programs

Biases in Studies of Screening Programs

Biases in Studies of Screening Programs. Thomas B. Newman, MD, MPH June 10, 2011. Overview. Introduction TN Biases Defintions Problems with observational studies Volunteer bias Lead time bias Length bias Stage migration bias Pseudodisease. Screening tests: TN Biases.

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548 views • 36 slides
Is it True? Evaluating Research about a Therapy

Is it True? Evaluating Research about a Therapy

Is it True? Evaluating Research about a Therapy. Allen F. Shaughnessy, PharmD, MmedEd Tufts University School of Medicine Department of Family Medicine David C. Slawson, MD The University of Virginia, Department of Family Medicine. Task 3: Clarification.

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243 views • 24 slides
What is the evidence of benefits of PSA screening for prostate cancer?

What is the evidence of benefits of PSA screening for prostate cancer?

What is the evidence of benefits of PSA screening for prostate cancer?. Outpatient Medicine. Objective. Review the evidence concerning the effect of PSA screening on prostate cancer mortality (Question 1 of the USPTF report on prostate cancer screening). RCTs (and quasi-RCTs) of PSA screening.

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366 views • 16 slides

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