Exploration of a Potential Desirability of Outcome Ranking Endpoint for Complicated Intra-Abdominal Infections Using 9 Registrational Trials for Antibacterial Drugs.

dc.contributor.author

Kinamon, Tori

dc.contributor.author

Gopinath, Ramya

dc.contributor.author

Waack, Ursula

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Needles, Mark

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Rubin, Daniel

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Collyar, Deborah

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Doernberg, Sarah B

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Evans, Scott

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Hamasaki, Toshimitsu

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Holland, Thomas L

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Howard-Anderson, Jessica

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Chambers, Henry

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Fowler, Vance G

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Nambiar, Sumati

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Kim, Peter

dc.contributor.author

Boucher, Helen W

dc.date.accessioned

2024-01-01T20:58:25Z

dc.date.available

2024-01-01T20:58:25Z

dc.date.issued

2023-08

dc.description.abstract

Background

Desirability of outcome ranking (DOOR) is a novel approach to clinical trial design that incorporates safety and efficacy assessments into an ordinal ranking system to evaluate overall outcomes of clinical trial participants. Here, we derived and applied a disease-specific DOOR endpoint to registrational trials for complicated intra-abdominal infection (cIAI).

Methods

Initially, we applied an a priori DOOR prototype to electronic patient-level data from 9 phase 3 noninferiority trials for cIAI submitted to the US Food and Drug Administration between 2005 and 2019. We derived a cIAI-specific DOOR endpoint based on clinically meaningful events that trial participants experienced. Next, we applied the cIAI-specific DOOR endpoint to the same datasets and, for each trial, estimated the probability that a participant assigned to the study treatment would have a more desirable DOOR or component outcome than if assigned to the comparator.

Results

Three key findings informed the cIAI-specific DOOR endpoint: (1) a significant proportion of participants underwent additional surgical procedures related to their baseline infection; (2) infectious complications of cIAI were diverse; and (3) participants with worse outcomes experienced more infectious complications, more serious adverse events, and underwent more procedures. DOOR distributions between treatment arms were similar in all trials. DOOR probability estimates ranged from 47.4% to 50.3% and were not significantly different. Component analyses depicted risk-benefit assessments of study treatment versus comparator.

Conclusions

We designed and evaluated a potential DOOR endpoint for cIAI trials to further characterize overall clinical experiences of participants. Similar data-driven approaches can be utilized to create other infectious disease-specific DOOR endpoints.
dc.identifier

7129037

dc.identifier.issn

1058-4838

dc.identifier.issn

1537-6591

dc.identifier.uri

https://hdl.handle.net/10161/29590

dc.language

eng

dc.publisher

Oxford University Press (OUP)

dc.relation.ispartof

Clinical infectious diseases : an official publication of the Infectious Diseases Society of America

dc.relation.isversionof

10.1093/cid/ciad239

dc.rights.uri

https://creativecommons.org/licenses/by-nc/4.0

dc.subject

Humans

dc.subject

Anti-Bacterial Agents

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Treatment Outcome

dc.subject

Intraabdominal Infections

dc.title

Exploration of a Potential Desirability of Outcome Ranking Endpoint for Complicated Intra-Abdominal Infections Using 9 Registrational Trials for Antibacterial Drugs.

dc.type

Journal article

duke.contributor.orcid

Holland, Thomas L|0000-0001-7745-9010

duke.contributor.orcid

Fowler, Vance G|0000-0002-8048-0897

pubs.begin-page

649

pubs.end-page

656

pubs.issue

4

pubs.organisational-group

Duke

pubs.organisational-group

School of Medicine

pubs.organisational-group

Basic Science Departments

pubs.organisational-group

Clinical Science Departments

pubs.organisational-group

Institutes and Centers

pubs.organisational-group

Molecular Genetics and Microbiology

pubs.organisational-group

Medicine

pubs.organisational-group

Medicine, Infectious Diseases

pubs.organisational-group

Duke Clinical Research Institute

pubs.publication-status

Published

pubs.volume

77

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