Evidence map›Paper›PMID 34337506›Full record

ArticleEuropean urology open science2021

Partial Versus Complete Bacillus Calmette-Guérin Intravesical Therapy and Bladder Cancer Outcomes in High-risk Non-muscle-invasive Bladder Cancer: Is NIMBUS the Full Story?

Michael E Rezaee, A Aziz Ould Ismail, Chiamaka L Okorie, John D Seigne, Kristine E Lynch, Florian R Schroeck

Open access · goldAbstract read
In one paragraph

Article in European urology open science, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
1.3field-weighted citation impact, top 22% of its field
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

5 citing papers in PubMed, 6 citations in OpenAlex.

  1. Article
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  5. 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

6 authors at 4 institutions in 1 country.

Michael E RezaeeWhite River Junction VA Medical Center, White River Junction, VT, USA.
A Aziz Ould IsmailWhite River Junction VA Medical Center, White River Junction, VT, USA.
Chiamaka L OkorieGeisel School of Medicine at Dartmouth College, Lebanon, NH, USA.
John D SeigneWhite River Junction VA Medical Center, White River Junction, VT, USA.
Kristine E LynchVA Salt Lake City Health Care System and University of Utah, Salt Lake City, UT, USA.
Florian R SchroeckWhite River Junction VA Medical Center, White River Junction, VT, USA.
Dartmouth–Hitchcock Medical Center · USDartmouth College · USUniversity of Utah · USWhite River Junction VA Medical Center · US

Funding

HSRD VA I01 HX002780
6 · The paper itself

Abstract

backgroundIt is important to understand the implications of reduced bacillus Calmette-Guérin (BCG) treatment intensity, given global shortages and early termination of the NIMBUS trial.

objectiveTo assess the association of partial versus complete BCG induction with outcomes. DESIGN SETTING AND

participantsThis is a retrospective cohort study of veterans diagnosed with high-risk non-muscle-invasive bladder cancer (NMIBC; high grade [HG] Ta, T1, or carcinoma in situ) between 2005 and 2011 with follow-up through 2014.

interventionPatients were categorized into partial versus complete BCG induction (one to five vs five or more instillations). Partial BCG induction subgroups were defined for comparison with the NIMBUS trial. OUTCOME MEASUREMENTS AND STATISTICAL ANALYSIS: Propensity score-adjusted regression models were used to assess the association of partial BCG induction with risk of recurrence and bladder cancer death. RESULTS AND LIMITATIONS: Among 540 patients, 114 (21.1%) underwent partial BCG induction. Partial versus complete BCG induction was not significantly associated with the risk of recurrence in HG Ta (cumulative incidence [CIn] 46.6% vs 53.9% at 5 yr,

conclusionsCancer outcomes were similar among high-risk NMIBC patients who underwent partial versus complete BCG induction, suggesting that future research is needed to determine how to optimize BCG delivery for the greatest number of patients, especially during global shortages. PATIENT SUMMARY: Outcomes were similar between patients receiving partial and complete courses of bacillus Calmette-Guérin (BCG) therapy. Future research is needed to determine how to best deliver BCG to the greatest number of patients, particularly during medication shortages.

Indexed as

Bacillus Calmette-GuérinBladder cancerImmunotherapyOutcomesTransurethral resection

Identifiers

PMID34337506
PMCPMC8317819
OpenAlexW3132014539

What OpenQuestion holds

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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.