Evidence map›Paper›PMID 27222299›Full record

ArticleBJU international2017

Estimating the risks and benefits of active surveillance protocols for prostate cancer: a microsimulation study.

Tiago M de Carvalho, Eveline A M Heijnsdijk, Harry J de Koning

Abstract read
In one paragraph

Article in BJU international, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

12 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Trial
  3. Article
  4. Article
  5. Article
  6. Article
  7. Article
  8. Personalized Decision Making for Biopsies in Prostate Cancer Active Surveillance Programs.Medical decision making : an international journal of the Society for Medical Decision Making · 2019
    Article
  9. Evaluating Parameter Uncertainty in a Simulation Model of Cancer Using Emulators.Medical decision making : an international journal of the Society for Medical Decision Making · 2019
    Article
  10. Article
  11. Article
  12. Active surveillance: a review of risk-based, dynamic monitoring.Translational andrology and urology · 2018
    Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Tiago M de CarvalhoDepartment of Public Health, Erasmus University Medical Center, Rotterdam, The Netherlands.
Eveline A M HeijnsdijkDepartment of Public Health, Erasmus University Medical Center, Rotterdam, The Netherlands.
Harry J de KoningDepartment of Public Health, Erasmus University Medical Center, Rotterdam, The Netherlands.

Funding

Modeling prostate cancer control: prevention, screening, treatment, followup careU01CA157224 · NCI · FRED HUTCHINSON CANCER RESEARCH CENTER · PI DE KONING, HARRY J, ETZIONI, RUTH D · 2010 to 2014
$5.3M
NCI NIH HHS U01 CA157224
6 · The paper itself

Abstract

objectiveTo estimate the increase in prostate cancer mortality (PCM) and the reduction in overtreatment resulting from different active surveillance (AS) protocols, compared with treating men immediately. PATIENTS AND

methodsWe used a microsimulation model (MISCAN-Prostate), with the natural history of prostate cancer based on European Randomized Study of Screening for Prostate Cancer data. We estimated the probabilities of referral to radical treatment while on AS, depending on disease stage, using data from the Johns Hopkins AS cohort. We sampled 10 million men, representative of the US population, and projected the effects of applying AS protocols that differed by time between biopsies and compared these with the effects of treating men immediately.

resultsWe found that AS with yearly follow-up biopsies for men with low-risk prostate cancer (≤ T2a stage and Gleason 6) increases the probability of PCM to 2.6% (1% increase) and reduces overtreatment from 2.5 to 2.1% (18.4% reduction). With biopsies every 3 years after the first year, PCM increases by 2.3% and overtreatment reduces from 2.5 to 1.9% (30.3% reduction). The inclusion of men in the intermediate-risk group (> T2a stage or Gleason 3+4) in AS protocols increases PCM by 2.7% and reduces overtreatment from 2.5 to 2.0% (23.1% reduction). These results may not apply to African-American men.

conclusionsOffering AS to men with low-risk prostate cancer is relatively safe. Increasing the biopsy interval from yearly to up to every 3 years after the first year will significantly reduce overtreatment among men in the low-risk group, with limited PCM risk.

Indexed as

Mass ScreeningModels, StatisticalWatchful WaitingAgedDisease ProgressionEarly Detection of CancerHumansMaleMiddle AgedProstate-Specific AntigenProstatic NeoplasmsRisk AssessmentUnited StatesProstate-Specific Antigenactive surveillancemicrosimulation modelprostate cancer

Identifiers

PMID27222299
PMCPMC5859305

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.