Actively Recruiting

Age: 0Years - 21Years
All Genders
ID07246213

Improving Cancer Outcomes for Children, Adolescents, and Young Adults: A Multicenter Retrospective Cohort Study on Treatment Failure and Toxicity in Low- and Middle-Income Countries

Led by Resonance, Inc. · Updated on 2025-12-19

18000

Participants Needed

5

Research Sites

26 weeks

Total Duration

On this page

Sponsors

R

Resonance, Inc.

Lead Sponsor

S

Servier Affaires Médicales

Collaborating Sponsor

AI-Summary

What this Trial Is About

This research aims to assess cancer treatment outcomes in children, adolescents, and young adults aged 0 to 21 years living in low- and middle-income countries (LMICs). It focuses especially on acute lymphoblastic leukemia (ALL) and lymphoblastic lymphoma (LBL), which have poorer outcomes in these regions compared to high-income countries due to challenges like delayed diagnosis, limited access to therapies, and financial barriers. The study seeks to inform future efforts to improve care quality and reduce treatment failures through evidence-based strategies. The study involves a retrospective review of medical records from participating oncology centers in several LMICs, including Guatemala, Honduras, El Salvador, Armenia, and Tanzania. It includes patients with any cancer diagnosis, with particular attention to those diagnosed with ALL or LBL. Researchers will collect data on treatment failure incidence, therapy-related toxicities, and clinical outcomes over a three-year period following cancer diagnosis. No experimental treatments are administered; the study uses existing medical records for analysis. Participants' medical records will be reviewed to capture information on treatment failure, including relapse, progression, or abandonment, and therapy-related toxicities in the ALL/LBL subgroup. Researchers will also analyze outcomes by cancer type, treatment regimen, age, and sociodemographic factors. The primary outcomes include incidence of treatment failure and toxicities within three years of diagnosis. This observational study will provide valuable data to guide improvements in cancer care for young patients in LMICs.

CONDITIONS

Brief Title

CAYA Cancer Retrospective Cohort Study

Who Can Participate

Age: 0Years - 21Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Willing and able to provide informed consent or assent with guardian consent if underage
  • Confirmed diagnosis of any type of cancer within 15 years before site activation
  • Age between 0 and 21 years at the time of diagnosis
  • Received substantial anti-cancer treatment at the participating center, such as chemotherapy, surgery, radiation, or immunotherapy
  • Medical records are available and accessible for review
Not Eligible

You will not qualify if you...

  • Patients who only visited the participating center for consultation without primary anti-cancer treatment
  • Patients who only had pathology, radiology, or other diagnostic evaluations without treatment

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person or remote)

Surveillance

Duration - Up to 15 years retrospective data

Participants who underwent cancer treatment in the past have their medical records reviewed retrospectively to assess treatment failure, therapy-related toxicities, and clinical outcomes.

No visits; data is collected from existing medical records

Long-term Monitoring

Duration - 3 years retrospective follow-up

Participants’ treatment outcomes and toxicities are followed up retrospectively for up to 3 years from the date of cancer diagnosis via medical records to estimate incidence and survival.

No visits; follow-up through medical record review

Trial Site Locations

Total: 5 locations

1

Yeolyan Center for Cancer and Blood Disorders

Yerevan, Armenia

Actively Recruiting

2

Fundación Ayúdame a Vivir

El Salvador, El Salvador, El Salvador, 1101

Not Yet Recruiting

3

Unidad Nacional de Oncología Pediátrica (UNOP)

Guatemala City, Guatemala

Actively Recruiting

4

Hospital Mario Catarino Rivas

San Pedro Sula, Cortés Department, Honduras, 21102

Not Yet Recruiting

5

Hospital Escuela

Tegucigalpa, Distrito Central, Honduras, 11101

Not Yet Recruiting

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Research Team

G

Gabriela Villanueva, MD.

How is the study designed?

Study Type

OBSERVATIONAL

Masking

N/A

Allocation

N/A

Model

N/A

Primary Purpose

N/A

Number of Arms

2

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Published Research Related To This Trial

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Carlos Rodriguez-Galindo, Paola Friedrich, Patricia Alcasabas...

https://pubmed.ncbi.nlm.nih.gov/26304881

Optimizing outcomes for children with non-Hodgkin lymphoma in low- and middle-income countries by early correct diagnosis, reducing toxic death and preventing abandonment.

Guillermo Chantada, Catherine G Lam, Scott C Howard

https://pubmed.ncbi.nlm.nih.gov/30740656

The My Child Matters programme: effect of public-private partnerships on paediatric cancer care in low-income and middle-income countries.

Scott C Howard, Alia Zaidi, Xueyuan Cao...

https://pubmed.ncbi.nlm.nih.gov/29726390