Keck School Faculty

Ann S. Hamilton, PhD
Ann S. Hamilton, PhD
Professor of Research Preventive Medicine
Preventive Medicine
SSB 318E 2001 N. Soto Street Health Sciences Campus Los Angeles
Dr. Hamilton is a cancer epidemiologist whose research has focused on breast, prostate, and testicular cancer, as well as Kaposi's Sarcoma. She has studied cancers in twins and is currently involved with an investigation of the relationship of exercise to endogenous estrogen levels in healthy identical twins.

Birth Anomalies in Monozygotic and Dizygotic Twins: Results From the California Twin Registry J Epidemiol. 2019 Jan 05; 29(1):18-25. . View in PubMed

High Birth Weight, Early UV Exposure, and Melanoma Risk in Children, Adolescents, and Young Adults Epidemiology. 2019 03; 30(2):278-284. . View in PubMed

Insurance Coverage, and Having a Regular Provider, and Utilization of Cancer Follow-up and Noncancer Health Care Among Childhood Cancer Survivors Inquiry. 2019 Jan-Dec; 56:46958018817996. . View in PubMed

A Reappraisal of Sex-Specific Cancer Survival Trends Among Adolescents and Young Adults in the United States J Natl Cancer Inst. 2018 Oct 15. . View in PubMed

Preferences for Physician Roles in Follow-up Care During Survivorship: Do Patients, Primary Care Providers, and Oncologists Agree? J Gen Intern Med. 2018 Oct 03.. View in PubMed

Association of Attending Surgeon With Variation in the Receipt of Genetic Testing After Diagnosis of Breast Cancer JAMA Surg. 2018 Oct 01; 153(10):909-916. . View in PubMed

Birth Anomalies in Monozygotic and Dizygotic Twins: Results From the California Twin Registry J Epidemiol. 2018 Sep 29. . View in PubMed

Population-Based Survey Methods for Reaching Adolescent and Young Adult Survivors of Pediatric Cancer and Their Parents J Adolesc Young Adult Oncol. 2018 Sep 15. . View in PubMed

Contemporary prostate cancer radiation therapy in the United States: Patterns of care and compliance with quality measures Pract Radiat Oncol. 2018 Sep - Oct; 8(5):307-316. . View in PubMed

Comparison of Patient-reported Outcomes After External Beam Radiation Therapy and Combined External Beam With Low-dose-rate Brachytherapy Boost in Men With Localized Prostate Cancer Int J Radiat Oncol Biol Phys. 2018 Sep 01; 102(1):116-126. . View in PubMed

Association of Attending Surgeon With Variation in the Receipt of Genetic Testing After Diagnosis of Breast Cancer JAMA Surg. 2018 Jul 03. . View in PubMed

Childhood Cancer Survivorship and Substance Use Behaviors: A Matched Case-Control Study Among Hispanic Adolescents and Young Adults J Adolesc Health. 2018 Jul; 63(1):115-117. . View in PubMed

Patient views and correlates of radiotherapy omission in a population-based sample of older women with favorable-prognosis breast cancer Cancer. 2018 Jul 01; 124(13):2714-2723. . View in PubMed

Obesity, physical activity, and dietary behaviors in an ethnically-diverse sample of cancer survivors with early onset disease J Psychosoc Oncol. 2018 Jul-Aug; 36(4):418-436. . View in PubMed

Knowledge of Clinical Trial Availability and Reasons for Nonparticipation Among Adolescent and Young Adult Cancer Patients: A Population-based Study Am J Clin Oncol. 2018 Jun; 41(6):581-587. . View in PubMed

Depressive Symptoms and Quality of Life Among Adolescent and Young Adult Cancer Survivors: Impact of Gender and Latino Culture J Adolesc Young Adult Oncol. 2018 Jun; 7(3):384-388. . View in PubMed

Depressive Symptoms and Quality of Life Among Adolescent and Young Adult Cancer Survivors: Impact of Gender and Latino Culture J Adolesc Young Adult Oncol. 2018 May 16. . View in PubMed

Obesity, physical activity, and dietary behaviors in an ethnically-diverse sample of cancer survivors with early onset disease J Psychosoc Oncol. 2018 May 15; 1-19. . View in PubMed

Nine-year prostate cancer survival differences between aggressive versus conservative therapy in men with advanced and metastatic prostate cancer Cancer. 2018 May 01; 124(9):1921-1928. . View in PubMed

Gaps in Receipt of Clinically Indicated Genetic Counseling After Diagnosis of Breast Cancer J Clin Oncol. 2018 Apr 20; 36(12):1218-1224. . View in PubMed

Patient views and correlates of radiotherapy omission in a population-based sample of older women with favorable-prognosis breast cancer Cancer. 2018 Apr 18. . View in PubMed

Prevalence and correlates of health information-seeking among Hispanic and non-Hispanic childhood cancer survivors Support Care Cancer. 2018 Apr; 26(4):1305-1313. . View in PubMed

Patient Experiences and Clinician Views on the Role of Radiation Therapy for Ductal Carcinoma In Situ Int J Radiat Oncol Biol Phys. 2018 Apr 01; 100(5):1237-1245. . View in PubMed

Posttraumatic growth among childhood cancer survivors: Associations with ethnicity, acculturation, and religious service attendance J Psychosoc Oncol. 2018 Mar-Apr; 36(2):175-188. . View in PubMed

Effect of Prostate Cancer Severity on Functional Outcomes After Localized Treatment: Comparative Effectiveness Analysis of Surgery and Radiation Study Results Eur Urol. 2018 Feb 28. . View in PubMed

Active Surveillance for Prostate Cancer: Are We Failing Latino Patients at a Large Safety Net Hospital? Clin Genitourin Cancer. 2018 Feb 06.. View in PubMed

Active Surveillance for Prostate Cancer: Are We Failing Latino Patients at a Large Safety Net Hospital? Clin Genitourin Cancer. 2018 08; 16(4):e719-e727.. View in PubMed

Exploring the feasibility and utility of exome-scale tumour sequencing in a clinical setting Intern Med J. 2018 07; 48(7):786-794. . View in PubMed

Effect of Prostate Cancer Severity on Functional Outcomes After Localized Treatment: Comparative Effectiveness Analysis of Surgery and Radiation Study Results Eur Urol. 2018 07; 74(1):26-33. . View in PubMed

Acculturation, Mental Health, and Quality of Life among Hispanic Childhood Cancer Survivors: A Latent Class Analysis Ethn Dis. 2018; 28(1):55-60. . View in PubMed

Association of Germline Genetic Test Type and Results With Patient Cancer Worry After Diagnosis of Breast Cancer JCO Precis Oncol. 2018; 2018. . View in PubMed

Decision-support networks of women newly diagnosed with breast cancer Cancer. 2017 Oct 15; 123(20):3895-3903. . View in PubMed

Patient Preferences for Primary Care Provider Roles in Breast Cancer Survivorship Care J Clin Oncol. 2017 Sep 01; 35(25):2942-2948. . View in PubMed

Gaps in Incorporating Germline Genetic Testing Into Treatment Decision-Making for Early-Stage Breast Cancer J Clin Oncol. 2017 Jul 10; 35(20):2232-2239. . View in PubMed

Patient Reactions to Surgeon Recommendations About Contralateral Prophylactic Mastectomy for Treatment of Breast Cancer JAMA Surg. 2017 Jul 01; 152(7):658-664. . View in PubMed

Contralateral Prophylactic Mastectomy Decisions in a Population-Based Sample of Patients With Early-Stage Breast Cancer JAMA Surg. 2017 Mar 01; 152(3):274-282. . View in PubMed

Mainstreaming cancer genetics: A model integrating germline BRCA testing into routine ovarian cancer clinics Gynecol Oncol. 2017 04; 145(1):130-136. . View in PubMed

Discordance between original and central laboratories in ER and HER2 results in a diverse, population-based sample Breast Cancer Res Treat. 2017 01; 161(2):375-384. . View in PubMed

Patient Reactions to Surgeon Recommendations About Contralateral Prophylactic Mastectomy for Treatment of Breast Cancer JAMA Surg. 2017 07 01; 152(7):658-664. . View in PubMed

Association Between Radiation Therapy, Surgery, or Observation for Localized Prostate Cancer and Patient-Reported Outcomes After 3 Years JAMA. 2017 03 21; 317(11):1126-1140. . View in PubMed

Contralateral Prophylactic Mastectomy Decisions in a Population-Based Sample of Patients With Early-Stage Breast Cancer JAMA Surg. 2017 03 01; 152(3):274-282. . View in PubMed

Genetic Testing and Counseling Among Patients With Newly Diagnosed Breast Cancer JAMA. 2017 02 07; 317(5):531-534. . View in PubMed

Chemotherapy decisions and patient experience with the recurrence score assay for early-stage breast cancer Cancer. 2017 Jan 01; 123(1):43-51. . View in PubMed

Metastatic Colorectal Cancer in Hispanics: Treatment Outcomes in a Treated Population Clin Colorectal Cancer. 2016 Dec; 15(4):e221-e227. . View in PubMed

Involvement of Primary Care Physicians in the Decision Making and Care of Patients With Breast Cancer J Clin Oncol. 2016 Nov 20; 34(33):3969-3975. . View in PubMed

Knowledge of Clinical Trial Availability and Reasons for Nonparticipation Among Adolescent and Young Adult Cancer Patients: A Population-based Study Am J Clin Oncol. 2016 Sep 15. . View in PubMed

Clinical and Demographic Factors Associated With Receipt of Non Guideline-concordant Initial Therapy for Nonmetastatic Prostate Cancer Am J Clin Oncol. 2016 Feb; 39(1):55-63. . View in PubMed

Metastatic Colorectal Cancer in Hispanics: Treatment Outcomes in a Treated Population Clin Colorectal Cancer. 2016 12; 15(4):e221-e227. . View in PubMed

Impact of Adherence to Quality Measures for Localized Prostate Cancer on Patient-reported Health-related Quality of Life Outcomes, Patient Satisfaction, and Treatment-related Complications Med Care. 2016 08; 54(8):738-44. . View in PubMed

Involvement of Primary Care Physicians in the Decision Making and Care of Patients With Breast Cancer J Clin Oncol. 2016 11 20; 34(33):3969-3975. . View in PubMed

Case-linked analysis of clinical trial enrollment among adolescents and young adults at a National Cancer Institute-designated comprehensive cancer center Cancer. 2015 Dec 15; 121(24):4398-406. . View in PubMed

Impact of the AYA HOPE Comorbidity Index on Assessing Health Care Service Needs and Health Status among Adolescents and Young Adults with Cancer Cancer Epidemiol Biomarkers Prev. 2015 Dec; 24(12):1844-9. . View in PubMed

Fertility preservation knowledge, counseling, and actions among adolescent and young adult patients with cancer: A population-based study Cancer. 2015 Oct 01; 121(19):3499-506. . View in PubMed

Common immune-related exposures/conditions and risk of non-Hodgkin lymphoma: a case-control study of disease-discordant twin pairs Am J Epidemiol. 2015 Sep 01; 182(5):417-25. . View in PubMed

Liver transplantation for metastatic neuroendocrine tumors: Outcomes and prognostic variables J Surg Oncol. 2015 Aug; 112(2):125-32. . View in PubMed

Prevalence and predictors of recent skin examination in a population-based twin cohort Cancer Epidemiol Biomarkers Prev. 2015 Aug; 24(8):1190-8. . View in PubMed

Patient-reported Quality of Life and Satisfaction With Cosmetic Outcomes After Breast Conservation and Mastectomy With and Without Reconstruction: Results of a Survey of Breast Cancer Survivors Ann Surg. 2015 Jun; 261(6):1198-206. . View in PubMed

Concerns about cancer risk and experiences with genetic testing in a diverse population of patients with breast cancer J Clin Oncol. 2015 May 10; 33(14):1584-91. . View in PubMed

Influence of age on incident diabetes and cardiovascular disease in prostate cancer survivors receiving androgen deprivation therapy J Urol. 2015 Apr; 193(4):1226-31. . View in PubMed

Cancer-related follow-up care among Hispanic and non-Hispanic childhood cancer survivors: The Project Forward study Cancer. 2015 Feb 15; 121(4):605-13. . View in PubMed

Decision Regret following Treatment for Localized Breast Cancer: Is Regret Stable Over Time? Med Decis Making. 2015 05; 35(4):446-57.. View in PubMed

Prediction of long-term other-cause mortality in men with early-stage prostate cancer: results from the Prostate Cancer Outcomes Study Urology. 2015 Jan; 85(1):92-100. . View in PubMed

Access to breast reconstruction after mastectomy and patient perspectives on reconstruction decision making JAMA Surg. 2014 Oct; 149(10):1015-21. . View in PubMed

Follow-up care experiences and perceived quality of care among long-term survivors of breast, prostate, colorectal, and gynecologic cancers J Oncol Pract. 2014 Jul; 10(4):e231-9. . View in PubMed

Long-term financial burden of breast cancer: experiences of a diverse cohort of survivors identified through population-based registries J Clin Oncol. 2014 Apr 20; 32(12):1269-76. . View in PubMed

Contemporary prevalence of pretreatment urinary, sexual, hormonal, and bowel dysfunction: Defining the population at risk for harms of prostate cancer treatment Cancer. 2014 Apr 15; 120(8):1263-71. . View in PubMed

Characteristics associated with the use of complementary health approaches among long-term cancer survivors Support Care Cancer. 2014 Apr; 22(4):927-36. . View in PubMed

Emotional well-being years post-treatment for breast cancer: prospective, multi-ethnic, and population-based analysis J Cancer Surviv. 2014 Mar; 8(1):131-42. . View in PubMed

Patient-physician communication about health-related quality-of-life problems: are non-Hodgkin lymphoma survivors willing to talk? J Clin Oncol. 2013 Nov 01; 31(31):3964-70.. View in PubMed

Null association between histology of first and second primary malignancies in men with bilateral testicular germ cell tumors Am J Epidemiol. 2013 Oct 15; 178(8):1240-5. . View in PubMed

Mental health disparities between Hispanic and non-Hispanic parents of childhood cancer survivors Pediatr Blood Cancer. 2013 Sep; 60(9):1470-7. . View in PubMed

Childhood infections and adult height in monozygotic twin pairs Am J Epidemiol. 2013 Aug 15; 178(4):551-8. . View in PubMed

Health-related quality of life of adolescent and young adult patients with cancer in the United States: the Adolescent and Young Adult Health Outcomes and Patient Experience study J Clin Oncol. 2013 Jun 10; 31(17):2136-45. . View in PubMed

Cardiovascular risk factors among long-term survivors of breast, prostate, colorectal, and gynecologic cancers: a gap in survivorship care? J Cancer Surviv. 2013 Jun; 7(2):253-61.. View in PubMed

Effect of age, tumor risk, and comorbidity on competing risks for survival in a US. population-based cohort of men with prostate cancer. Ann Intern Med. 2013 May 21; 158(10):709-17. . View in PubMed

Mortality after radical prostatectomy or external beam radiotherapy for localized prostate cancer J Natl Cancer Inst. 2013 May 15; 105(10):711-8. . View in PubMed

Predictors of use of complementary and alternative medicine by non-hodgkin lymphoma survivors and relationship to quality of life Integr Cancer Ther. 2013 May; 12(3):225-35. . View in PubMed

Adjuvant endocrine therapy initiation and persistence in a diverse sample of patients with breast cancer Breast Cancer Res Treat. 2013 Apr; 138(3):931-9. . View in PubMed

Health-related quality of life among survivors of aggressive non-Hodgkin lymphoma Cancer. 2013 Feb 01; 119(3):672-80. . View in PubMed

Long-term functional outcomes after treatment for localized prostate cancer N Engl J Med. 2013 Jan 31; 368(5):436-45. . View in PubMed

Health information needs and health-related quality of life in a diverse population of long-term cancer survivors Patient Educ Couns. 2012 Nov; 89(2):345-52. . View in PubMed

Factors associated with receipt of breast cancer adjuvant chemotherapy in a diverse population-based sample J Clin Oncol. 2012 Sep 01; 30(25):3058-64. . View in PubMed

Patterns of use and patient satisfaction with breast reconstruction among obese patients: results from a population-based study Plast Reconstr Surg. 2012 Aug; 130(2):263-70. . View in PubMed

Impact of cancer on work and education among adolescent and young adult cancer survivors J Clin Oncol. 2012 Jul 01; 30(19):2393-400. . View in PubMed

Complementary and alternative medicine use, patient-reported outcomes, and treatment satisfaction among men with localized prostate cancer Urology. 2012 May; 79(5):1034-41. . View in PubMed

Coordination of breast cancer care between radiation oncologists and surgeons: a survey study Int J Radiat Oncol Biol Phys. 2012 Apr 01; 82(5):2072-8. . View in PubMed

J Cancer Epidemiol. 2012; 2012:478642. . View in PubMed

Correlates of worry about recurrence in a multiethnic population-based sample of women with breast cancer Cancer. 2011 May 01; 117(9):1827-36. . View in PubMed

Diabetes mellitus and health-related quality of life in prostate cancer: 5-year results from the Prostate Cancer Outcomes Study BJU Int. 2011 Apr; 107(8):1223-31. . View in PubMed

Perceptions of care coordination in a population-based sample of diverse breast cancer patients Patient Educ Couns. 2010 Dec; 81 Suppl:S34-40. . View in PubMed

Employment of nurse practitioners and physician assistants in breast cancer care J Oncol Pract. 2010 Nov; 6(6):312-6. . View in PubMed

Med Care. 2010 Oct; 48(10):892-9. . View in PubMed

Patient recruitment methods to evaluate treatment decision making for localized prostate cancer Am J Clin Oncol. 2010 Aug; 33(4):381-6. . View in PubMed

Patterns and correlates of adjuvant radiotherapy receipt after lumpectomy and after mastectomy for breast cancer J Clin Oncol. 2010 May 10; 28(14):2396-403. . View in PubMed

Coordinating cancer care: patient and practice management processes among surgeons who treat breast cancer Med Care. 2010 Jan; 48(1):45-51. . View in PubMed

A protective role for early oral exposures in the etiology of young adult Hodgkin lymphoma Blood. 2009 Nov 05; 114(19):4014-20. . View in PubMed

Decision involvement and receipt of mastectomy among racially and ethnically diverse breast cancer patients J Natl Cancer Inst. 2009 Oct 07; 101(19):1337-47. . View in PubMed

Access to information sources and treatment considerations among men with local stage prostate cancer Urology. 2009 Sep; 74(3):509-15. . View in PubMed

Latinas and breast cancer outcomes: population-based sampling, ethnic identity, and acculturation assessment Cancer Epidemiol Biomarkers Prev. 2009 Jul; 18(7):2022-9. . View in PubMed

Physical activity and quality of life in adult survivors of non-Hodgkin's lymphoma J Clin Oncol. 2009 Feb 20; 27(6):960-6. . View in PubMed

Health-related information needs in a large and diverse sample of adult cancer survivors: implications for cancer care J Cancer Surviv. 2008 Sep; 2(3):179-89. . View in PubMed

Predictors of intravesical therapy for nonmuscle invasive bladder cancer: results from the surveillance, epidemiology and end results program 2003 patterns of care project J Urol. 2008 Aug; 180(2):520-4; discussion 524. . View in PubMed

Association of Preexisting Symptoms with Treatment Decisions among Newly Diagnosed Prostate Cancer Patients Patient. 2008 Jul 01; 1(3):189. . View in PubMed

5-year urinary and sexual outcomes after radical prostatectomy: results from the Prostate Cancer Outcomes Study J Urol. 2008 May; 179(5 Suppl):S40-4. . View in PubMed

Interleukin-2, interleukin-12, and interferon-gamma levels and risk of young adult Hodgkin lymphoma Blood. 2008 Apr 01; 111(7):3377-82. . View in PubMed

Population-based survivorship research using cancer registries: a study of non-Hodgkin's lymphoma survivors J Cancer Surviv. 2007 Mar; 1(1):49-63. . View in PubMed

Differential twin concordance for multiple sclerosis by latitude of birthplace Ann Neurol. 2006 Jul; 60(1):56-64. . View in PubMed

Gender differences in determinants of smoking initiation and persistence in California twins Cancer Epidemiol Biomarkers Prev. 2006 Jun; 15(6):1189-97. . View in PubMed

Health outcomes in older men with localized prostate cancer: results from the Prostate Cancer Outcomes Study Am J Med. 2006 May; 119(5):418-25. . View in PubMed

5-year urinary and sexual outcomes after radical prostatectomy: results from the prostate cancer outcomes study J Urol. 2005 May; 173(5):1701-5. . View in PubMed

An estimate of physical activity prevalence in a large population-based cohort Med Sci Sports Exerc. 2004 Feb; 36(2):253-60. . View in PubMed

Further evidence for a strong genetic influence on the development of autoimmune thyroid disease: the California twin study Thyroid. 2002 Aug; 12(8):647-53. . View in PubMed

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