Mixed-Methods Approach: Impact of Clinical Consenter Diversity on Clinical Trials Enrollment
Simple Summary
Abstract
1. Introduction
2. Materials and Methods
2.1. Trial Overview and IRB Approval
2.2. Survey Questionnaire
2.3. Statistics
2.4. In-Person Interviews
3. Results
3.1. Response to Survey Questionnaire
3.2. Northern European, Non-Hispanic, White (NE WHITES)
3.3. Women-of-Color (WOC)
3.4. NE WHITES VS WOC
3.5. Themes for In-Person Interviews
4. Discussion
5. Study Limitations
6. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
Abbreviations
NE White | Northern European non-Hispanic, White |
WOC | Women-of-color |
BCT | Breast cancer trials |
CRA | Clinical Research Assistant |
NCI | National Cancer Institute |
COHCCC | City of Hope Comprehensive Cancer Center |
References
- Wendler, D.; Kington, R.; Madans, J.; Van Wye, G.; Christ-Schmidt, H.; Pratt, L.A.; Brawley, O.W.; Gross, C.P.; Emanuel, E. Are racial and ethnic minorities less willing to participate in health research? PLoS Med. 2006, 3, e19. [Google Scholar] [CrossRef] [PubMed]
- Wells, J.S.; Pugh, S.; Boparai, K.; Rearden, J.; Yeager, K.A.; Bruner, D.W. Cultural Competency Training to Increase Minority Enrollment into Radiation Therapy Clinical Trials-an NRG Oncology RTOG Study. J. Cancer Educ. 2017, 32, 721–727. [Google Scholar] [CrossRef] [PubMed]
- Simon, M.S.; Du, W.; Flaherty, L.; Philip, P.A.; Lorusso, P.; Miree, C.; Smith, D.; Brown, D.R. Factors associated with breast cancer clinical trials participation and enrollment at a large academic medical center. J. Clin. Oncol. 2004, 22, 2046–2052. [Google Scholar] [CrossRef] [PubMed]
- Wright, J.R.; Crooks, D.; Ellis, P.M.; Mings, D.; Whelan, T.J. Factors that influence the recruitment of patients to Phase III studies in oncology. Cancer 2002, 95, 1584–1591. [Google Scholar] [CrossRef]
- Oyer, R.A.; Hurley, P.; Boehmer, L.; Bruinooge, S.S.; Levit, K.; Barrett, N.; Benson, A.; Bernick, L.A.; Byatt, L.; Charlot, M.; et al. Increasing Racial and Ethnic Diversity in Cancer Clinical Trials: An American Society of Clinical Oncology and Association of Community Cancer Centers Joint Research Statement. J. Clin. Oncol. 2022, 40, 2163–2171. [Google Scholar] [CrossRef]
- Patel, M.I.; Khateeb, S.; Coker, T. Association of a Lay Health Worker-Led Intervention on Goals of Care, Quality of Life, and Clinical Trial Participation Among Low-Income and Minority Adults With Cancer. JCO Oncol. Pract. 2021, 17, e1753–e1762. [Google Scholar] [CrossRef]
- Kelsey, M.D.; Patrick-Lake, B.; Abdulai, R.; Broedl, U.C.; Brown, A.; Cohn, E.; Curtis, L.H.; Komelasky, C.; Mbagwu, M.; Mensah, G.A.; et al. Inclusion and diversity in clinical trials: Actionable steps to drive lasting change. Contemp. Clin. Trials 2022, 116, 106740. [Google Scholar] [CrossRef]
- Jenkins, V.; Farewell, V.; Farewell, D.; Darmanin, J.; Wagstaff, J.; Langridge, C.; Fallowfield, L. Drivers and barriers to patient participation in RCTs. Br. J. Cancer 2013, 108, 1402–1407. [Google Scholar] [CrossRef]
- Jenkins, V.; Fallowfield, L.; Solis-Trapala, I.; Langridge, C.; Farewell, V. Discussing randomised clinical trials of cancer therapy: Evaluation of a Cancer Research UK training programme. BMJ 2005, 330, 400. [Google Scholar] [CrossRef]
- Overholser, J. The Central Role of the Therapeutic Alliance: A Simulated Interview with Carl Rogers. J. Contemp. Psychother. 2007, 37, 71–78. [Google Scholar] [CrossRef]
- Heiney, S.P.; Adams, S.A.; Wells, L.M.; Johnson, H. Evaluation of conceptual framework for recruitment of African American patients with breast cancer. Oncol. Nurs. Forum 2010, 37, E160–E167. [Google Scholar] [CrossRef] [PubMed]
- Kurt, A.; Semler, L.; Jacoby, J.L.; Johnson, M.B.; Careyva, B.A.; Stello, B.; Friel, T.; Knouse, M.C.; Kincaid, H.; Smulian, J.C. Racial Differences Among Factors Associated with Participation in Clinical Research Trials. J. Racial Ethn. Health Disparities 2016, 4, 827–836. [Google Scholar] [CrossRef] [PubMed]
- Locock, L.; Smith, L. Personal benefit, or benefiting others? Deciding whether to take part in clinical trials. Clin. Trials 2011, 8, 85–93. [Google Scholar] [CrossRef] [PubMed]
- Bulmer, M. Neighbours: The Work of Philip Abrams; Cambridge University Press: Cambridge, UK, 1986. [Google Scholar]
- Myles, S.; Tocci, C.; Falk, M.; Lynch, S.; Torres, C.; Brown, B.; Leopanto Firman, B.; Lake, M.; Maser, C.A.; Onativia, A.; et al. A Multicenter Investigation of Factors Influencing Women’s Participation in Clinical Trials. J. Women’s Health 2018, 27, 258–270. [Google Scholar] [CrossRef]
- Heller, C.; Balls-Berry, J.E.; Nery, J.D.; Erwin, P.J.; Littleton, D.; Kim, M.; Kuo, W.P. Strategies addressing barriers to clinical trial enrollment of underrepresented populations: A systematic review. Contemp. Clin. Trials 2014, 39, 169–182. [Google Scholar] [CrossRef]
- Cortés, Y.I.; Arcia, A.; Kearney, J.; Luchsinger, J.; Lucero, R.J. Urban-Dwelling Community Members’ Views on Biomedical Research Engagement. Qual. Health Res. 2017, 27, 130–137. [Google Scholar] [CrossRef]
- Hamel, L.M.; Penner, L.A.; Albrecht, T.L.; Heath, E.; Gwede, C.K.; Eggly, S. Barriers to Clinical Trial Enrollment in Racial and Ethnic Minority Patients with Cancer. Cancer Control 2016, 23, 327–337. [Google Scholar] [CrossRef]
- Loree, J.M.; Anand, S.; Dasari, A.; Unger, J.M.; Gothwal, A.; Ellis, L.M.; Varadhachary, G.; Kopetz, S.; Overman, M.J.; Raghav, K. Disparity of Race Reporting and Representation in Clinical Trials Leading to Cancer Drug Approvals From 2008 to 2018. JAMA Oncol. 2019, 5, e191870. [Google Scholar] [CrossRef]
- Ford, M.E.; Siminoff, L.A.; Pickelsimer, E.; Mainous, A.G.; Smith, D.W.; Diaz, V.A.; Soderstrom, L.H.; Jefferson, M.S.; Tilley, B.C. Unequal burden of disease, unequal participation in clinical trials: Solutions from African American and Latino community members. Health Soc. Work 2013, 38, 29–38. [Google Scholar] [CrossRef]
- Gorelick, P.B.; Harris, Y.; Burnett, B.; Bonecutter, F.J. The recruitment triangle: Reasons why African Americans enroll, refuse to enroll, or voluntarily withdraw from a clinical trial. An interim report from the African-American Antiplatelet Stroke Prevention Study (AAASPS). J. Natl. Med. Assoc. 1998, 90, 141–145. [Google Scholar]
- Baer, A.R.; Smith, M.L.; Bendell, J.C. Donating tissue for research: Patient and provider perspectives. J. Oncol. Pract. 2011, 7, 334–337. [Google Scholar] [CrossRef] [PubMed]
- Frank, E.S.; Burns, R.T.; Carbine, N.E.; Cargen, L.; Chauhan, C.; Cline, D.K.; Kleban, R.; Mertz, S.A.; Meyn, A.H.; Perlmutter, J.; et al. Collecting tissue for research purposes: A survey of 16 institutions in the Translational Breast Cancer Research Consortium (TBCRC). J. Clin. Oncol. 2011, 29, 10615. [Google Scholar] [CrossRef]
- Spratt, D.E.; Chan, T.; Waldron, L.; Speers, C.; Feng, F.Y.; Ogunwobi, O.O.; Osborne, J.R. Racial/Ethnic Disparities in Genomic Sequencing. JAMA Oncol. 2016, 2, 1070–1074. [Google Scholar] [CrossRef]
- Penberthy, L.; Brown, R.; Wilson-Genderson, M.; Dahman, B.; Ginder, G.; Siminoff, L.A. Barriers to therapeutic clinical trials enrollment: Differences between African-American and white cancer patients identified at the time of eligibility assessment. Clin. Trials 2012, 9, 788–797. [Google Scholar] [CrossRef]
- Rivers, D.; August, E.M.; Sehovic, I.; Lee Green, B.; Quinn, G.P. A systematic review of the factors influencing African Americans’ participation in cancer clinical trials. Contemp. Clin. Trials 2013, 35, 13–32. [Google Scholar] [CrossRef] [PubMed]
- Burlew, K.; Larios, S.; Suarez-Morales, L.; Holmes, B.; Venner, K.; Chavez, R. Increasing ethnic minority participation in substance abuse clinical trials: Lessons learned in the National Institute on Drug Abuse’s Clinical Trials Network. Cult. Divers. Ethn. Minor. Psychol. 2011, 17, 345–356. [Google Scholar] [CrossRef]
- Fisher-Hoch, S.P.; Below, J.E.; North, K.E.; McCormick, J.B. Challenges and strategies for recruitment of minorities to clinical research and trials. J. Clin. Transl. Sci. 2023, 7, e154. [Google Scholar] [CrossRef]
- Heffernan, M.E.; Barrera, L.; Guzman, Z.R.; Golbeck, E.; Jedraszko, A.M.; Hays, P.T.; Herzog, K.A.; D’Aquila, R.T.; Ison, M.G.; McColley, S.A. Barriers and facilitators to recruitment of underrepresented research participants: Perspectives of clinical research coordinators. J. Clin. Transl. Sci. 2023, 7, e193. [Google Scholar] [CrossRef] [PubMed]
- Clark, L.T.; Watkins, L.; Piña, I.L.; Elmer, M.; Akinboboye, O.; Gorham, M.; Jamerson, B.; McCullough, C.; Pierre, C.; Polis, A.B.; et al. Increasing Diversity in Clinical Trials: Overcoming Critical Barriers. Curr. Probl. Cardiol. 2019, 44, 148–172. [Google Scholar] [CrossRef]
- Regnante, J.M.; Richie, N.; Fashoyin-Aje, L.; Hall, L.L.; Highsmith, Q.; Louis, J.A.; Turner, K.; Hoover, S.; Lee, S.C.; González, E.; et al. Operational strategies in US cancer centers of excellence that support the successful accrual of racial and ethnic minorities in clinical trials. Contemp. Clin. Trials Commun. 2020, 17, 100532. [Google Scholar] [CrossRef]
CoH IRB | Title and Purpose | Consent in Person (Y/N) | Consent in Writing (Y/N) | Data and Specimen Collection |
---|---|---|---|---|
15418 | Title: Breast cancer initiation events in the high-risk population. Purpose: Collect breast tissue and blood in individuals at >20% increased lifetime risk for or diagnosed with breast cancer. | Y | Y | Breast tissue, blood, DNA/RNA, demographics, cancer screening or breast cancer diagnosis data including treatment, imaging, outcomes, genetic testing, and medical information. |
17009 | Title: Combined breast MRI/biomarker strategies to identify aggressive biology. Purpose: Collect 3 extra core biopsy specimens from women at high-risk for or diagnosed with breast cancer who are undergoing MRI screening and require a core biopsy | Y | Y | |
17185 | Title: Breast microenvironment signaling during cancer initiation. Purpose: Collect breast tissue and blood in individuals at >20% increased lifetime risk for or diagnosed with breast cancer. | Y | Y |
Race | n (%) |
---|---|
Asian | 8 (18%) |
Black | 8 (18%) |
White | 28 (63%) |
Ethnicity | |
Hispanic | 21 (48%) |
Non-Hispanic | 23 (52%) |
Age | |
25–35 | 8 (18%) |
36–45 | 6 (14%) |
46–55 | 14 (32%) |
56–65 | 11 (25%) |
66–75 | 5 (11%) |
Dx of Breast Cancer in Past 5 Years | |
Yes | 41 (93%) |
No | 3 (7%) |
US Born | |
Yes | 25 (57%) |
No | 15 (34%) |
Unknown | 4 (9%) |
Marriage Status | |
Single | 15 (34%) |
Married | 26 (59%) |
Divorced | 3 (7%) |
Religious | |
Yes | 35 (80%) |
No/Unknown | 9 (20%) |
Highest Level of Education | |
Graduate or professional school | 7 (16%) |
College degree | 13 (29.5%) |
Some college or associates | 8 (18%) |
Vocational or technical school | 4 (9%) |
High school | 7 (16%) |
Some high school | 2 (4.5%) |
Unknown | 3 (7%) |
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© 2025 by the authors. Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
Share and Cite
Sanchez, A.; Vidal, C.M.; Chávez, N.R.; Jinna, N.; Alva-Ornelas, J.; Robles, V.M.; Resto, C.; Sanchez, N.; Aljaber, D.; Monge, M.; et al. Mixed-Methods Approach: Impact of Clinical Consenter Diversity on Clinical Trials Enrollment. Cancers 2025, 17, 1043. https://doi.org/10.3390/cancers17061043
Sanchez A, Vidal CM, Chávez NR, Jinna N, Alva-Ornelas J, Robles VM, Resto C, Sanchez N, Aljaber D, Monge M, et al. Mixed-Methods Approach: Impact of Clinical Consenter Diversity on Clinical Trials Enrollment. Cancers. 2025; 17(6):1043. https://doi.org/10.3390/cancers17061043
Chicago/Turabian StyleSanchez, Angelica, Christina M. Vidal, Noé Rubén Chávez, Nikita Jinna, Jackelyn Alva-Ornelas, Vanessa Myriam Robles, Cristal Resto, Nancy Sanchez, Dana Aljaber, Margarita Monge, and et al. 2025. "Mixed-Methods Approach: Impact of Clinical Consenter Diversity on Clinical Trials Enrollment" Cancers 17, no. 6: 1043. https://doi.org/10.3390/cancers17061043
APA StyleSanchez, A., Vidal, C. M., Chávez, N. R., Jinna, N., Alva-Ornelas, J., Robles, V. M., Resto, C., Sanchez, N., Aljaber, D., Monge, M., Ramirez, A., Reyes, A., Martinez, E., Jones, V. C., Tomsic, J., Davis, K. A., & Seewaldt, V. L. (2025). Mixed-Methods Approach: Impact of Clinical Consenter Diversity on Clinical Trials Enrollment. Cancers, 17(6), 1043. https://doi.org/10.3390/cancers17061043