Evidence map›Paper›PMID 41707114›Full record

Observational studyBlood advances2026

Patterns of care and clinical outcomes in systemic peripheral T-cell lymphoma: the LEO-MER prospective cohort study.

Jia Ruan, Zhengming Chen, Melissa C Larson, N Nora Bennani, Pamela Allen, Eric Mou, Danielle Wallace, Neha Mehta-Shah, Izidore S Lossos, Luis E Malpica Castillo and 16 more

Registry-linked trialAbstract readObservational Study
In one paragraph

Observational study in Blood advances, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02736357 (The Lymphoma Epidemiology of Outcomes), which is not on this map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–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.

NCT02736357 withdrawnnot on this map

The Lymphoma Epidemiology of Outcomes (LEO) Cohort Study

Typeobservational_patient_registrySponsorMayo ClinicRan2015 to 2023Enrolled0ConditionsNon-Hodgkin Lymphoma
3 · Its place in the literature

Who cites it

3 citing papers in PubMed.

  1. Review
  2. Review
  3. Article
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

26 authors.

Jia RuanMeyer Cancer Center, Weill Cornell Medicine and New York-Presbyterian Hospital, New York, NY.
Zhengming ChenMeyer Cancer Center, Weill Cornell Medicine and New York-Presbyterian Hospital, New York, NY.ORCID 0000-0001-9437-6452
Melissa C LarsonDepartment of Quantitative Health Sciences, Mayo Clinic, Rochester, MN.
N Nora BennaniDivision of Hematology, Department of Medicine, Mayo Clinic, Rochester, MN.ORCID 0000-0001-8358-5953
Pamela AllenWinship Cancer Institute, Emory University, Atlanta, GA.ORCID 0000-0002-3959-3662
Eric MouDivision of Hematology and Oncology, University of Iowa, Iowa City, IA.ORCID 0000-0002-9865-4517
Danielle WallaceWilmot Cancer Institute, University of Rochester, Rochester, NY.ORCID 0000-0001-9371-6777
Neha Mehta-ShahDepartment of Medicine, Washington University, St. Louis, MO.ORCID 0000-0001-5744-0670
Izidore S LossosSylvester Cancer Center, University of Miami, Miami, FL.ORCID 0000-0002-9346-9013
Luis E Malpica CastilloDepartment of Lymphoma & Myeloma, The University of Texas MD Anderson Cancer Center, Houston, TX.ORCID 0000-0002-7082-1846
David L JayeWinship Cancer Institute, Emory University, Atlanta, GA.
Francisco VegaDepartment of Hematopathology, The University of Texas MD Anderson Cancer Center, Houston, TX.ORCID 0000-0001-5956-452X
Giorgio InghiramiMeyer Cancer Center, Weill Cornell Medicine and New York-Presbyterian Hospital, New York, NY.ORCID 0000-0001-5566-0864
Georgios PongasSylvester Cancer Center, University of Miami, Miami, FL.
Neha AkkadDepartment of Lymphoma & Myeloma, The University of Texas MD Anderson Cancer Center, Houston, TX.
Carla CasuloWilmot Cancer Institute, University of Rochester, Rochester, NY.ORCID 0000-0003-4998-9932
Peter MartinMeyer Cancer Center, Weill Cornell Medicine and New York-Presbyterian Hospital, New York, NY.
Jonathon B CohenWinship Cancer Institute, Emory University, Atlanta, GA.ORCID 0000-0002-2723-6481
Thomas M HabermannDivision of Hematology, Department of Medicine, Mayo Clinic, Rochester, MN.
Matthew J MaurerDepartment of Quantitative Health Sciences, Mayo Clinic, Rochester, MN.ORCID 0000-0002-1867-0526
John P LeonardMeyer Cancer Center, Weill Cornell Medicine and New York-Presbyterian Hospital, New York, NY.
Jonathan W FriedbergWilmot Cancer Institute, University of Rochester, Rochester, NY.
Brad KahlDepartment of Medicine, Washington University, St. Louis, MO.ORCID 0000-0003-0459-6609
James R CerhanDepartment of Quantitative Health Sciences, Mayo Clinic, Rochester, MN.ORCID 0000-0002-7482-178X
Christopher R FlowersDepartment of Lymphoma & Myeloma, The University of Texas MD Anderson Cancer Center, Houston, TX.ORCID 0000-0002-9524-3990
Andrew L FeldmanDepartment of Laboratory Medicine and Pathology, Mayo Clinic, Rochester, MN.ORCID 0000-0001-5009-4808

Funding

The Lymphoma Epidemiology of Outcomes (LEO) Cohort Study (Supplement)U01CA195568 · NCI · MAYO CLINIC ROCHESTER · PI CERHAN, JAMES R, FLOWERS, CHRISTOPHER R · 2015 to 2025
$22.1M
NCI NIH HHS U01 CA195568
6 · The paper itself

Abstract

abstractFew prospective benchmark studies exist to characterize the evolving contemporary real-world practice for peripheral T-cell lymphoma (PTCL). We report the patterns of first-line care and outcomes for 720 patients with systemic PTCL enrolled in 2 related prospective cohort studies, Lymphoma Epidemiology of Outcomes (LEO) from 2015 to 2020 and Molecular Epidemiology Resource (MER) from 2002 to 2015, both followed to 2024. The primary end points were event-free survival (EFS) and overall survival (OS) using Kaplan-Meier estimator and Cox regression model. Secondary end points included correlations of clinical and treatment factors with survival. The most common induction regimens were CHOP (cyclophosphamide, doxorubicin, vincristine, prednisone) based (70%), given as CHOP (36%), CHOP plus etoposide (23%), or CHOP-like plus novel agents (11.5%, including 5% BV-CHP [brentuximab plus cyclophosphamide, doxorubicin, and prednisone]). Consolidative autologous stem cell transplant was performed in 102 patients (14%). Within nodal PTCL, EFS and OS were adversely associated with International Prognostic Index 2 to 5, prognostic index for T-cell lymphoma score 1 to 4, and non-anaplastic large-cell lymphoma (ALCL) subtypes. Within LEO, which captured increasing first-line etoposide and brentuximab vedotin, adding etoposide to CHOP was associated with better OS in anaplastic lymphoma kinase-negative ALCL. BV-CHP showed a trend toward OS improvement in ALCL. Patients failing EFS6 and EFS24 had 5-year subsequent OS of 12% and 17%, respectively. The inferior outcomes in non-ALCL subtypes and patients failing EFS6 and EFS24 highlight unmet needs with CHOP-based induction, where clinical trials with targeted therapy should be prioritized. This trial was registered at www.clinicaltrials.gov as NCT02736357.

Indexed as

Antineoplastic Combined Chemotherapy ProtocolsLymphoma, T-Cell, PeripheralAdultCyclophosphamideDoxorubicinFemaleHumansMalePrednisoneProspective StudiesTreatment OutcomeVincristineCyclophosphamideDoxorubicinPrednisoneVincristine

Identifiers

PMID41707114
PMCPMC13195623

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Registered trials

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.