Survival Outcomes in Metastatic Prostate Cancer in the Brazilian Population - Analysis of Individual Characteristics and Treatment Modalities in Different National Health Institutions. (LACOG 1818)
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ClinicalTrials.gov Identifier: NCT04962919 |
Recruitment Status :
Recruiting
First Posted : July 15, 2021
Last Update Posted : August 23, 2022
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Condition or disease |
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Prostatic Neoplasms, Castration-Resistant |
Study Type : | Observational |
Estimated Enrollment : | 590 participants |
Observational Model: | Cohort |
Time Perspective: | Retrospective |
Official Title: | Survival Outcomes in Metastatic Prostate Cancer in the Brazilian Population - Analysis of Individual Characteristics and Treatment Modalities in Different National Health Institutions. |
Actual Study Start Date : | January 14, 2020 |
Estimated Primary Completion Date : | December 31, 2022 |
Estimated Study Completion Date : | December 31, 2022 |

Group/Cohort |
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Public institution
Castration-resistant metastatic prostate cancer diagnosed between January 2014 and December 2017
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Private institution
Castration-resistant metastatic prostate cancer diagnosed between January 2014 and December 2017
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- Describe cause-specific survival in patients with castration-resistant prostate cancer in different institutions in Brazil. [ Time Frame: December of 2017 ]
- To describe the sociodemographic characteristics of patients with castration-resistant metastatic prostate cancer in Brazil; [ Time Frame: December of 2017 ]
- To describe comorbidities of patients with castration-resistant metastatic prostate cancer in Brazil; [ Time Frame: December of 2017 ]
- To describe the clinicopathological characteristics of patients with metastatic castration-resistant prostate cancer in Brazil; [ Time Frame: December of 2017 ]
- To compare overall survival among patients with castration-resistant metastatic prostate cancer treated in the SUS and in the private network; [ Time Frame: December of 2017 ]
- To compare the treatments performed by patients with castration-resistant metastatic prostate cancer in the SUS and in the private network; [ Time Frame: December of 2017 ]
- To describe the rates of skeletal-related complications [ Time Frame: December of 2017 ]
- To describe the rate of admissions [ Time Frame: December of 2017 ]
- To describe the number of lines of treatment that patients have undergone [ Time Frame: December of 2017 ]
- To describe the presence or absence of treatments bone-directed [ Time Frame: December of 2017 ]

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Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | Male |
Accepts Healthy Volunteers: | No |
Sampling Method: | Non-Probability Sample |
Inclusion Criteria:
- Diagnosis of castration-resistant metastatic prostate cancer diagnosed in the period between January 2014 and December 2017.
Exclusion Criteria:
- Diagnosis of localized or locally advanced or metastatic disease sensitive to castration;
- Patients with medical records filled with incomplete data that make it impossible to evaluate the treatment received.

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT04962919
Contact: Fernando Maluf, MD | +55 11 3505 6612 | maluffc@uol.com.br | |
Contact: Gustavo Werutsky, MD | +55 51 33845334 | gustavo.werutsky@lacog.org.br |
Brazil | |
CPO Pucrs | Recruiting |
Porto Alegre, RS, Brazil | |
Contact: André Fay | |
Sírio Libanês | Recruiting |
São Paulo, SP, Brazil, 01308-050 | |
Contact: Diogo Bastos | |
A Real e Benemérita Associação Portuguesa de Beneficência | Recruiting |
São Paulo, SP, Brazil, 01323-001 | |
Contact: Fernando Maluf, MD +55 11 3505 6612 maluffc@uol.com.br | |
Centro Paulista de Oncologia | Recruiting |
São Paulo, SP, Brazil | |
Contact: Andrey Soares | |
Centro de Estudos e Pesquisas de Hematologia e Oncologia - CEPHO | Recruiting |
Santo André, São Paulo, Brazil, 09060-650 | |
Contact: Suelen Patricia dos Santos Martins, MD 4993-5491 suelen.martins@cepho.org.br | |
Hospital Santa Marcelina | Recruiting |
São Paulo, Brazil, (11) 2070-6000 | |
Contact: Roberto Odebrecht Rocha, MD 55 11 22173766 robertoodebrecht@hotmail.com | |
Irmandade da Santa Casa de Misericórdia de São Paulo - Hospital Central | Recruiting |
São Paulo, Brazil, 01221-010 | |
Contact: Deusdedit Cortez Vieira da Silva Neto, MD +55 (11)98339-9974 vieiradasilva@gmail.com | |
A.C.Camargo Cancer Center | Recruiting |
São Paulo, Brazil, 01525-001 | |
Contact: José Augusto Rinck Júnior, MD 11 2189-5138 jose.rinck@accamargo.org.br |
Responsible Party: | Latin American Cooperative Oncology Group |
ClinicalTrials.gov Identifier: | NCT04962919 |
Other Study ID Numbers: |
LACOG 1818 |
First Posted: | July 15, 2021 Key Record Dates |
Last Update Posted: | August 23, 2022 |
Last Verified: | June 2022 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | Undecided |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | No |
Prostatic Neoplasms |
Prostatic Neoplasms Prostatic Neoplasms, Castration-Resistant Genital Neoplasms, Male Urogenital Neoplasms |
Neoplasms by Site Neoplasms Prostatic Diseases |