Long-term follow-up of early stage breast cancer patients
Official title: Long-Term Follow-up Study of Early Stage Breast Cancer Patients Included in GEICAM Studies
Run by Spanish Breast Cancer Research Group · NCT03390894 · Data updated 2026-11-12
This study is tracking early-stage breast cancer patients for about 30 years after their treatment to see how well the treatments work and what long-term effects they might have.
Quick facts
| Study type | Observational |
|---|---|
| Ages | 18 Years and up |
| Sex | Women only |
| Enrollment | 8000 (estimated) |
| Sponsor | Spanish Breast Cancer Research Group Academic / other |
| Locations | 73 sites (Pamplona, Navarre and 72 other locations) |
| Status | Recruiting |
| Started | January 18, 2018 |
| Main results expected | January 2047 |
| Study ends | January 2048 |
| Registry record updated | October 13, 2026 |
| Trial ID | NCT03390894 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are patients who have previously participated in neoadjuvant or adjuvant clinical trials with GEICAM.
✕Probably not a fit
Patients who were excluded from the original studies due to non-compliance or withdrawal of consent may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This multicenter cohort study aims to collect long-term follow-up data from patients diagnosed with early-stage invasive breast cancer who participated in neoadjuvant or adjuvant clinical trials conducted by the GEICAM group. Patients will be monitored for approximately 30 years after completing their original study follow-up. The study seeks to evaluate the long-term efficacy and potential sequelae of treatments, providing valuable insights for healthcare professionals and society. The data collected will enhance understanding of the long-term evolution of early-stage invasive breast cancer.
Why it matters
Potential benefit: If successful, this study could provide critical insights into the long-term outcomes and treatment effects for early-stage breast cancer patients.
How similar studies have gone: Other studies have shown success in long-term follow-up of cancer patients, indicating that this approach is valuable and has been previously tested.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Patients included in neoadjuvant and adjuvant clinical trials with GEICAM's participation. If any of these patients had taken part or is participating in another clinical trial, she/he is eligible for this trial and her/his information will also be collected. * Patients whose death or contact loss has not been previously collected in the databases of the original studies. Exclusion Criteria: * Patient who were not included in the analyses of the original studies due to non-compliance of the eligibility criteria or the original study informed consent withdrawal.
Where it's running
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Hospital San Agustín Avilés
Avilés, Principality of Asturias, Spain Recruiting -
Centro Oncológico de Galicia
A Coruña, Spain Recruiting -
Complejo Hospitalario A Coruña
A Coruña, Spain Recruiting -
Complejo Hospitalario Universitario de Albacete
Albacete, Spain Recruiting -
Hospital General Universitario de Alicante
Alicante, Spain Recruiting -
Hospital General Universitario de Elche
Alicante, Spain Recruiting
Show 44 more locations
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Hospital General Universitario de Elda
Alicante, Spain Recruiting -
Hospital Virgen De Los Lirios
Alicante, Spain Recruiting -
Hospital Infanta Cristina
Badajoz, Spain Recruiting -
Hospital Universitari Germans Trias i Pujol
Badalona, Spain Recruiting -
Consorci Sanitari de Terrassa
Barcelona, Spain Recruiting -
Hospital Clinic i Provincial
Barcelona, Spain Recruiting -
Hospital de la Santa Creu i Sant Pau
Barcelona, Spain Recruiting -
Hospital del Mar
Barcelona, Spain Recruiting -
Hospital Universitario Mutua Terrassa
Barcelona, Spain Recruiting -
Instituto Catalán Oncología Barcelona Hospital Duran I Reynalds
Barcelona, Spain Recruiting -
Hospital Universitario de Basurto
Bilbao, Spain Recruiting -
Hospital Universitario de Burgos
Burgos, Spain Recruiting -
Complejo Especialidades de Jerez de la Frontera
Cadiz, Spain Recruiting -
Hospital Universitario Puerta del Mar
Cadiz, Spain Recruiting -
Complejo Hospitalario de Castellón
Castelló, Spain Recruiting -
Hospital Universitario Reina Sofía
Córdoba, Spain Recruiting -
Hospital Virgen De La Luz
Cuenca, Spain Recruiting -
Hospital Universitario de Cruces
Donostia / San Sebastian, Spain Recruiting -
Hospital Universitario Donostia
Donostia / San Sebastian, Spain Recruiting -
Onkologikoa
Donostia / San Sebastian, Spain Recruiting -
Instituto Catalán de Oncología Gerona Hospital Dr. Josep Trueta
Girona, Spain Recruiting -
Hospital Universitario San Cecilio
Granada, Spain Recruiting -
Hospital Universitario Virgen De Las Nieves
Granada, Spain Recruiting -
Hospital Universitario de Guadalajara
Guadalajara, Spain Recruiting -
Complejo Hospitalario de Especialidades Juan Ramón Jiménez
Huelva, Spain Recruiting -
Complejo Hospitalario de Jaén
Jaén, Spain Recruiting -
Hospital de León
León, Spain Recruiting -
Hospital Universitario Lucus Augusti
Lugo, Spain Recruiting -
Hospital de Mostoles
Madrid, Spain Recruiting -
Hospital general Universitario Gregorio Marañón
Madrid, Spain Recruiting -
Hospital Universitario 12 de Octubre
Madrid, Spain Recruiting -
Hospital Universitario Fuenlabrada
Madrid, Spain Recruiting -
Hospital Universitario Fundación Alcorcón
Madrid, Spain Recruiting -
Hospital Universitario La Paz
Madrid, Spain Recruiting -
Hospital Universitario La Princesa
Madrid, Spain Recruiting -
Hospital Universitario Ramón y Cajal
Madrid, Spain Recruiting -
Hospital Universitario Severo Ochoa
Madrid, Spain Recruiting -
ALTHAIA Xarxa Asistencial Universitària Manresa
Manresa, Spain Recruiting -
Hospital Regional de Málaga Carlos Haya
Málaga, Spain Recruiting -
Hospital Universitario Virgen de la Victoria
Málaga, Spain Recruiting -
Hospital Clínico Universitario Virgen de la Arrixaca
Murcia, Spain Recruiting -
Hospital General Universitario José María Morales Meseguer
Murcia, Spain Recruiting -
Hospital santa María Naí
Ourense, Spain Recruiting -
Hospital Álvaro Cunqueiro
Pontevedra, Spain Recruiting
+23 more sites. See ClinicalTrials.gov for the full list.
Study contacts
- Study coordinator: Study Project Manager
- Email: inicio_ensayos@geicam.org
- Phone: 00346592870
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.