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Dive into the research topics where Theresa L. Byrd is active.

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Featured researches published by Theresa L. Byrd.


Cancer Causes & Control | 2008

Colorectal cancer screening among Latinos from U.S. cities along the Texas–Mexico border

Maria E. Fernandez; Rosario Wippold; Isabel Torres-Vigil; Theresa L. Byrd; Diamond Freeberg; Yadvindera Bains; Jessica Guajardo; Steven S. Coughlin; Sally W. Vernon

Colorectal cancer (CRC) screening rates are comparatively low for U.S. Hispanics. To learn more about the factors influencing CRC screening among Hispanics living along the U.S.–Mexico border, 12 focus groups were conducted with Hispanic men and women aged 50xa0years and older in three Texas counties; Cameron County (Brownsville), Webb County (Laredo), and El Paso County, (El Paso). The focus group guide contained questions about health care behavior, knowledge about CRC, experiences with cancer, and factors that influence CRC screening. A total of 92 individuals participated with the majority aged 50–69 (75%). Twenty percent were born in the United States and 51% had lived in the United States for more than 20xa0years. Participants had low levels of education, income, and insurance coverage. The analysis revealed several overarching and contextual themes relating to knowledge, attitudes, beliefs, and emotions about cancer and CRC screening. A prevalent theme that emerged from all groups was frustration and a lack of confidence in the U.S. healthcare system. Few participants had been advised by their providers to obtain CRC screening. Lack of patient knowledge about colorectal cancer and screening appeared to be a critical factor influencing screening. Themes about death and pain due to cancer were prevalent as were cultural factors such as machismo and embarrassment. System level barriers such as cost, medical insurance and transportation also impacted screening. These findings suggest that strategies are needed to educate Hispanic residents of border communities about CRC and to motivate them to undergo CRC screening.


Cancer | 2013

AMIGAS: A Multicity, Multicomponent Cervical Cancer Prevention Trial Among Mexican American Women

Theresa L. Byrd; Katherine M. Wilson; Judith Lee Smith; Gloria D. Coronado; Sally W. Vernon; Maria Eugenia Fernandez-Esquer; Beti Thompson; Melchor Ortiz; David R. Lairson; Maria E. Fernandez

Considerable efforts have been undertaken in the United States to reduce cervical cancer incidence and mortality by increasing screening; however, disparities in screening rates continue to exist among certain racial and ethnic minority groups. The objective of the current study was to determine the effectiveness of a lay health worker‐delivered intervention—AMIGAS (Ayudando a las Mujeres con Informacion, Guia, y Amor para su Salud [helping women with information, guidance, and love for their health])—to increase Papanicolaou (Pap) test screening among 3 populations of women of Mexican origin.


Health Education & Behavior | 2012

Using Intervention Mapping as a Participatory Strategy: Development of a Cervical Cancer Screening Intervention for Hispanic Women

Theresa L. Byrd; Katherine M. Wilson; Judith Lee Smith; Andrea Heckert; Carlyn E. Orians; Sally W. Vernon; Maria Eugenia Fernandez-Esquer; Maria E. Fernandez

Cervical cancer is preventable with treatment of precancerous lesions and treatable at early stages. Hispanics have higher rates of cervical cancer and lower rates of screening. Ayndando a las Mujeres con Informaccion, Guia, y Amor para su Salud (AMIGAS) is an intervention to increase cervical cancer screening in U.S. women of Mexican origin. AMIGAS was developed with the participation of the community using intervention mapping (IM). Following the IM process, the authors completed a needs assessment, development of program objectives, selection of intervention methods and strategies, and program design. A benefit of IM is its linkage with community-based participatory research as it includes engagement of community members to identify and refine priority areas. The success of this strategy suggests it a useful tool for other populations. The resulting intervention program is currently being tested for efficacy and cost-effectiveness in three sites: El Paso, Texas; Houston, Texas; and Yakima, Washington.


Journal of School Health | 2013

Dating Violence Among Urban, Minority, Middle School Youth and Associated Sexual Risk Behaviors and Substance Use

Donna Lormand; Christine M. Markham; Melissa F. Peskin; Theresa L. Byrd; Robert C. Addy; Elizabeth Baumler; Susan R. Tortolero

BACKGROUNDnWhereas dating violence among high school students has been linked with sexual risk-taking and substance use, this association has been understudied among early adolescents. We estimated the prevalence of physical and nonphysical dating violence in a sample of middle school students and examined associations between dating violence, sexual, and substance use behaviors.nnnMETHODSnLogistic regression models for clustered data from 7th grade students attending 10 Texas urban middle schools were used to examine cross-sectional associations between dating violence victimization and risk behaviors.nnnRESULTSnThe sample (Nu2009=u2009950) was 48.5% African American, 36.0% Hispanic, 55.7% female, mean age 13.1u2009years (SD 0.64). About 1 in 5 reported physical dating violence victimization, 48.1% reported nonphysical victimization, and 52.6% reported any victimization. Adjusted logistic regression analyses indicated that physical, nonphysical, and any victimization was associated with ever having sex, ever using alcohol, and ever using drugs.nnnCONCLUSIONSnOver 50% of sampled middle school students had experienced dating violence, which may be associated with early sexual initiation and substance use. Middle school interventions that prevent dating violence are needed.


BMC Cancer | 2012

Cervical cancer screening and adherence to follow-up among Hispanic women study protocol: a randomized controlled trial to increase the uptake of cervical cancer screening in Hispanic women

Catherine Duggan; Gloria D. Coronado; Javiera Martinez; Theresa L. Byrd; Elizabeth Carosso; Cathy Lopez; Maria C. Benavides; Beti Thompson

BackgroundIn the US, Hispanic women have a higher incidence of, and mortality from, cervical cancer than non-Hispanic white women. The reason for this disparity may be attributable to both low rates of screening and poor adherence to recommended diagnostic follow-up after an abnormal Pap test. The Cervical Cancer Screening and Adherence to Follow-up Among Hispanic Women study is a collaboration between a research institution and community partners made up of members from community based organizations, the Yakima Valley Farm Workers Clinic and the Breast, Cervical, and Colon Health Program of the Yakima District . The study will assess the efficacy of two culturally-appropriate, tailored educational programs designed to increase cervical cancer screening among Hispanic women, based in the Yakima Valley, Washington, US.Methods/designA parallel randomized-controlled trial of 600 Hispanic women aged 21–64, who are non-compliant with Papanicolau (Pap) test screening guidelines. Participants will be randomized using block randomization to (1) a control arm (usual care); (2) a low-intensity information program, consisting of a Spanish-language video that educates women on the importance of cervical cancer screening; or (3) a high-intensity program consisting of the video plus a ‘promotora’ or lay-community health educator-led, home based intervention to encourage cervical cancer screening. Participants who attend cervical cancer screening, and receive a diagnosis of an abnormal Pap test will be assigned to a patient navigator who will provide support and information to promote adherence to follow-up tests, and any necessary surgery or treatment. Primary endpoint: Participants will be tracked via medical record review at community-based clinics, to identify women who have had a Pap test within 7 months of baseline assessment. Medical record reviewers will be blinded to randomization arm. Secondary endpoint: An evaluation of the patient navigator program as a method to improve adherence and reduce time to follow-up among participants who receive an abnormal Pap test result. An additional secondary endpoint is the cost-effectiveness of the two different intensity intervention programs.DiscussionThis culturally sensitive intervention aims to increase compliance and adherence to cervical screening in a Hispanic population. If effective, such interventions may reduce incidence of cervical cancer.Trial registrationNCT01525433


BMC Public Health | 2014

A systematic review of special events to promote breast, cervical and colorectal cancer screening in the United States

Cam Escoffery; Kirsten Rodgers; Michelle C. Kegler; Regine Haardörfer; David H. Howard; Shuting Liang; Erika A. Pinsker; Katherine B. Roland; Jennifer D. Allen; Marcia G. Ory; Roshan Bastani; Maria E. Fernandez; Betsy Risendal; Theresa L. Byrd; Gloria D. Coronado

BackgroundSpecial events are common community-based strategies for health promotion. This paper presents findings from a systematic literature review on the impact of special events to promote breast, cervical or colorectal cancer education and screening.MethodsArticles in English that focused on special events involving breast, cervical, and/or colorectal cancer conducted in the U.S. and published between January 1990 and December 2011 were identified from seven databases: Ovid, Web of Science, CINAHL, PsycINFO, Sociological Abstract, Cochrane Libraries, and EconLit. Study inclusion and data extraction were independently validated by two researchers.ResultsOf the 20 articles selected for screening out of 1,409, ten articles on special events reported outcome data. Five types of special events were found: health fairs, parties, cultural events, special days, and plays. Many focused on breast cancer only, or in combination with other cancers. Reach ranged from 50–1732 participants. All special events used at least one evidence-based strategy suggested by the Community Guide to Preventive Services, such as small media, one-on-one education, and reducing structural barriers. For cancer screening as an outcome of the events, mammography screening rates ranged from 4.8% to 88%, Pap testing was 3.9%, and clinical breast exams ranged from 9.1% to 100%. For colorectal screening, FOBT ranged from 29.4% to 76%, and sigmoidoscopy was 100% at one event. Outcome measures included intentions to get screened, scheduled appointments, uptake of clinical exams, and participation in cancer screening.ConclusionsSpecial events found in the review varied and used evidence-based strategies. Screening data suggest that some special events can lead to increases in cancer screening, especially if they provide onsite screening services. However, there is insufficient evidence to demonstrate that special events are effective in increasing cancer screening. The heterogeneity of populations served, event activities, outcome variables assessed, and the reliance on self-report to measure screening limit conclusions. This study highlights the need for further research to determine the effectiveness of special events to increase cancer screening.


Cancer | 2017

Results of a randomized controlled trial to increase cervical cancer screening among rural Latinas

Beti Thompson; Elizabeth Carosso; Esther Jhingan; Lei Wang; Sarah Holte; Theresa L. Byrd; Maria C. Benavides; Cathy Lopez; Javiera Martinez‐Gutierrez; Genoveva Ibarra; Virginia Gonzalez; Nora E. Gonzalez; Catherine Duggan

Latinas have the highest rates of cervical cancer in the United States and the second highest rate of cervical cancer mortality. One factor in the disparity is the relatively low rate of screening for cervical cancer in this population.


American Journal of Preventive Medicine | 2014

Cervical cancer screening with AMIGAS: a cost-effectiveness analysis.

David R. Lairson; Yu Chia Chang; Theresa L. Byrd; Judith Lee Smith; Maria E. Fernandez; Katherine M. Wilson

BACKGROUNDnHispanic women have a higher incidence of cervical cancer than all other races and ethnicities. In Hispanic subgroups, Mexican American women were among the least likely to have received cervical cancer screening. In a recent RCT, Ayudando a las Mujeres con Información, Guia, y Amor para su Salud (AMIGAS) was shown to increase cervical cancer screening rates among women of Mexican descent at 6 months in all intervention arms compared to the control arm. Limited information exists about the economics of interventions to increase cervical cancer screening rates among women of Mexican descent.nnnPURPOSEnThis study aims to estimate the cost-effectiveness of the alternative AMIGAS intervention methods for increasing cervical cancer screening among low-income women of Mexican descent in three U.S. communities.nnnMETHODSnCost data were collected from 2008 to 2011 alongside the AMIGAS study of 613 women. Receipt of Pap test within 6 months of intervention was the primary outcome measure in the cost-effectiveness analysis, conducted during 2012-2013.nnnRESULTSnThe cost per additional woman screened comparing the video-only intervention to usual care was


Breast Cancer: Basic and Clinical Research | 2018

Change in Breast Cancer Screening Knowledge is Associated With Change in Mammogram Intention in Mexican-Origin Women After an Educational Intervention

Jennifer J. Salinas; Theresa L. Byrd; Charmaine Martin; Alok Dwivedi; Adam Alomari; Rebekah Salaiz; Navkiran K. Shokar

980. The cost increased to


Archive | 1998

U.S.-Mexico border health : issues for regional and migrant populations

J. Gerard Power; Theresa L. Byrd

1,309 with participant time cost included. With an additional cost per participant of

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Maria E. Fernandez

University of Texas Health Science Center at Houston

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Beti Thompson

Fred Hutchinson Cancer Research Center

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Judith Lee Smith

Centers for Disease Control and Prevention

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Katherine M. Wilson

Centers for Disease Control and Prevention

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Sally W. Vernon

University of Texas Health Science Center at Houston

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Catherine Duggan

Fred Hutchinson Cancer Research Center

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David R. Lairson

University of Texas Health Science Center at Houston

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Elizabeth Carosso

Fred Hutchinson Cancer Research Center

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