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Ana P. Ortiz
Title Professor
Faculty Rank Associate Professor
Degree BS, MPH, PhD
Institution University of Puerto Rico
Department Biostatistics and Epidemiology
Clusters Cancer
Infectious and Immunological Diseases
Obesity and Metabolic Syndromes
Women's Health and Reproductive Biology
UPR-Medical Sciences Campus
School of Public Health
Department of Biostatistics and Epidemiology
City San Juan
State PR
Postal Code 00936-5067
Telephone (787)758-2525 ext. 1471
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  Academic Position
Dr. Ortiz is an Associated Professor at the Department of Biostatistics and Epidemiology of the Graduate School of Public Health, University of Puerto Rico Medical Sciences Campus. She joined the institution in August 2004. On June 2007, she was appointed as investigator of the Cancer Control and Population Sciences Program, University of Puerto Rico Comprehensive Cancer Center.

Dr. Ortiz completed an MPH and a PhD in Epidemiology at the University of Michigan, Ann Arbor. She is currently also a post-doctoral fellow in Computational
Genomic Epidemiology of Cancer at Case-Western Reserve University, Cleveland, Ohio.

Area of Research
Cancer epidemiology.

Research Experience
Epidemiologic studies in various areas including: women’s health; breast cancer; HPV and related malignancies; metabolic syndrome, and colorectal cancer.

Research Funding
Dr. Ortiz has received research funds from the National Institutes of Health through the NCRR-RCMI program and the RCMI-Clinical Research Center. She is also an investigator of an NCI funded U-54 partnership grant between the University of Puerto Rico and the MD Anderson Cancer Center. Dr. Ortiz has also received several educational and non-restricted grants from the pharmaceutical industry.

Publications icon

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1. Ortiz AP, Mendez-Lazaro P, Calo WA, Garcia-Camacho S, Mercado-Casillas A, Cabrera-Márquez J, Tortolero-Luna G. Strengthening resilience and adaptive capacity to disasters in cancer control plans: Lessons learned from Puerto Rico. Cancer Epidemiol Biomarkers Prev. 2020 Apr 21.
2. Castañeda-Avila MA, Suárez-Pérez E, Bernabe-Dones R, Unger ER, Panicker G, Ortiz AP. Chlamydia Trachomatis and Human Papillomavirus Serostatus in Puerto Rican Women. P R Health Sci J. 2020 Mar; 39(1):28-33.
3. Pérez CM, González-Barrios D, Ramos-Cartagena JM, Ortiz AP. Association of Body Mass Index With Adherence to Cervical Cancer Screening Recommendations in Hispanic Women. J Low Genit Tract Dis. 2020 Jan; 24(1):14-20.
4. Ramos-Cartagena JM, Pérez CM, Guiot HM, Amaya-Ardilla CP, Tirado-Gómez M, Ortiz AP. Assessment of Anal Cancer Screening Tools in Detecting High-Grade Anal Squamous Intraepithelial Lesions in Women. J Low Genit Tract Dis. 2020 Jan; 24(1):75-81.
5. Ortiz AP, Machin M, Soto-Salgado M, Centeno-Girona H, Rivera-Collazo D, González D, Chen MS, Colón-López V. Effect of an Educational Video to Increase Calls and Screening into an Anal Cancer Clinical Trial Among HIV+ Hispanics in PR: Results from a Randomized Controlled Behavioral Trial. AIDS Behav. 2019 May; 23(5):1135-1146.
6. Ortiz AP, Engels EA, Nogueras-González GM, Colón-López V, Soto-Salgado M, Vargas A, Machin M, Shiels MS. Disparities in human papillomavirus-related cancer incidence and survival among human immunodeficiency virus-infected Hispanics living in the United States. Cancer. 2018 12 01; 124(23):4520-4528.
7. Medina-Laabes DT, Suarez-Perez EL, Guiot HM, Muñoz C, Colón-López V, Tirado-Gómez M, Ortiz AP. Human Papillomavirus Correlates With Histologic Anal High-Grade Squamous Intraepithelial Lesions in Hispanics With HIV. J Low Genit Tract Dis. 2018 Oct; 22(4):320-325.
8. Roura-Monllor J, Nieves-Muñoz J, Ortiz AP, Romaguera J. HPV knowledge, vaccine knowledge, and vaccine acceptance in women with cervical cytology anomalies attending colposcopy clinics in Puerto Rico. Int J Gynaecol Obstet. 2018 Oct; 143(1):52-58.
9. Acevedo-Fontánez AI, Suárez E, Torres Cintrón CR, Ortiz AP. Risk of Anal Cancer in Women With a Human Papillomavirus-Related Gynecological Neoplasm: Puerto Rico 1987-2013. J Low Genit Tract Dis. 2018 Jul; 22(3):225-230.
10. Ortiz AP, González D, Ramos J, Muñoz C, Reyes JC, Pérez CM. Association of marijuana use with oral HPV infection and periodontitis among Hispanic adults: Implications for oral cancer prevention. J Periodontol. 2018 05; 89(5):540-548.
11. Ortiz AP, González D, Vivaldi-Oliver J, Castañeda M, Rivera V, Díaz E, Centeno H, Muñoz C, Palefsky J, Joshipura K, Pérez CM. Periodontitis and oral human papillomavirus infection among Hispanic adults. Papillomavirus Res. 2018 06; 5:128-133.
12. Ortiz AP, Tortolero-Luna G, Romaguera J, Pérez CM, González D, Muñoz C, González L, Marrero E, Suárez E, Palefsky JM, Panicker G, Unger ER. Seroprevalence of HPV 6, 11, 16 and 18 and correlates of exposure in unvaccinated women aged 16-64 years in Puerto Rico. Papillomavirus Res. 2018 06; 5:109-113.
13. Pérez-Caraballo AM, Suarez E, Unger ER, Palefsky JM, Panicker G, Ortiz AP. Seroprevalence of Human Papillomavirus (HPV) Type 6, 11, 16, 18, by Anatomic Site of HPV Infection, in Women Aged 16-64 Years living in the Metropolitan Area of San Juan, Puerto Rico. P R Health Sci J. 2018 03; 37(1):26-31.
14. Ortiz AP, Ortiz-Ortiz KJ, Ríos M, Laborde J, Kulkarni A, Pillsbury M, Lauschke A, Monsanto HA, Marques-Goyco C. Modelling the effects of quadrivalent Human Papillomavirus (HPV) vaccination in Puerto Rico. PLoS One. 2017; 12(11):e0184540.
15. Colón-López V, Shiels MS, Machin M, Ortiz AP, Strickler H, Castle PE, Pfeiffer RM, Engels EA. Anal Cancer Risk Among People With HIV Infection in the United States. J Clin Oncol. 2018 01 01; 36(1):68-75.
16. Colón-López V, González-Barrios D, De León SM, Girona-Lozada G, Machin M, Charneco E, Frias-Belén O, Román L, Ortiz AP. Population-Based Study of Tobacco Use Among People Living With HIV in Puerto Rico. Subst Use Misuse. 2018 02 23; 53(3):420-425.
17. Ortiz AP, Tamayo V, Scorsone A, Soto-Salgado M, Febo I, Piovanetti P, Venegas-Ríos HL, Yamamura Y, Zorrilla C. Prevalence and correlates of cervical HPV infection in a clinic-based sample of HIV-positive Hispanic women. Papillomavirus Res. 2017 12; 4:39-44.
18. Colón-López V, Ortiz AP, Pérez N, Acevedo E, Tamayo V, Zorrilla CD. Measuring Knowledge of Cancer Screening and Prevention Strategies in HIV Healthcare Professionals. P R Health Sci J. 2016 09; 35(3):147-53.
19. Soto-Salgado M, Colón-López V, Perez C, Muñoz-Masso C, Marrero E, Suárez E, Ortiz AP. Same-Sex Behavior and its Relationship with Sexual and Health-Related Practices Among a Population-Based Sample of Women in Puerto Rico: Implications for Cancer Prevention and Control. Int J Sex Health. 2016; 28(4):296-305.
20. Ortiz-Ortiz KJ, Ríos-Motta R, Marín-Centeno H, Cruz-Correa M, Ortiz AP. Factors associated with late stage at diagnosis among Puerto Rico''s government health plan colorectal cancer patients: a cross-sectional study. BMC Health Serv Res. 2016 08 03; 16(a):344.
21. Ortiz-Ortiz KJ, Ríos-Motta R, Marín-Centeno H, Cruz-Correa MR, Ortiz AP. Emergency Presentation and Short-Term Survival Among Patients With Colorectal Cancer Enrolled in the Government Health Plan of Puerto Rico. Health Serv Res Manag Epidemiol. 2016 Jan-Dec; 3:2333392816646670.
22. Ortiz AP, Romaguera J, Pérez CM, González D, Muñoz C, González L, Marrero E, Tortolero-Luna G, Suárez E, Palefsky J. Prevalence, genotyping, and correlates of anogenital HPV infection in a population-based sample of women in Puerto Rico. Papillomavirus Res. 2016 12; 2:89-96.
23. Suárez E, González L, Pérez-Mitchell C, Ortiz AP, Ramírez-Sola M, Acosta J, Bernabe-Dones RD, González-Aquino C, Montes-Rodríguez I, Cadilla CL. Pathway Analysis using Gene-expression Profiles of HPV-positive and HPV-negative Oropharyngeal Cancer Patients in a Hispanic Population: Methodological Procedures. P R Health Sci J. 2016 Mar; 35(1):3-8.
24. Reyes JC, Sánchez-Díaz CT, Tortolero-Luna G, Colón HM, Ortiz AP. Demographic and High-Risk Behaviors associated with HPV and HPV Vaccine Awareness among Persons Aged 15-74 Years in Puerto Rico. P R Health Sci J. 2015 Dec; 34(4):195-200.
25. Ortiz AP, Marrero E, Muñoz C, Pérez CM, Tortolero-Luna G, Romaguera J, Rodríguez N, González-Falero A, Palefsky J, Suárez E. Methods in HPV Surveillance: Experiences from a Population-Based Study of HPV Infection among Women in the San Juan Metropolitan Area of Puerto Rico. P R Health Sci J. 2015 Sep; 34(3):117-27.
26. Colón-López V, Ortiz AP, Del Toro-Mejías L, Clatts M, Durán-Guzmán G, Pérez N, DaCosta M, Palefsky J. Prevalence and Correlates of Penile HPV Infection in a Clinic-Based Sample of Hispanic Males. P R Health Sci J. 2015 Sep; 34(3):128-34.
27. Pérez CM, Soto-Salgado M, Suárez E, Guzmán M, Ortiz AP. High Prevalence of Diabetes and Prediabetes and Their Coexistence with Cardiovascular Risk Factors in a Hispanic Community. J Immigr Minor Health. 2015 Aug; 17(4):1002-9.
28. Rivera-Acosta JE, Aponte M, Villamil I, Romaguera J, Ortiz AP, Torres EA. Human Papilloma Virus Awareness Among Hispanic Females with Inflammatory Bowel Disease. J Racial Ethn Health Disparities. 2016 Mar; 3(1):55-62.
29. González D, Suárez EL, Ortiz AP. Cervical Cancer Screening and Sexual Risky Behaviors among a Population of Hispanic Origin. Womens Health Issues. 2015 May-Jun; 25(3):254-61.
30. Ortiz AP, Reyes JC, Palefsky J, Negrón J, Da Costa M, Vázquez M, Rivera AI, Matos TD, Rios-Olivares E, Tortolero G. Oral human papillomavirus infection among drug users in Puerto Rico. P R Health Sci J. 2014 Dec; 33(4):190-6.
31. Pérez CM, Ortiz AP, Fuentes-Mattei E, Velázquez-Torres G, Santiago D, Giovannetti K, Bernabe R, Lee MH, Yeung SC. High prevalence of cardiometabolic risk factors in Hispanic adolescents: correlations with adipocytokines and markers of inflammation. J Immigr Minor Health. 2014 Oct; 16(5):865-73.
32. Rodríguez-Ayala G, Romaguera J, López M, Ortiz AP. Ovarian cancer screening practices of obstetricians and gynecologists in puerto rico. Biomed Res Int. 2014; 2014:920915.
33. Colon-Lopez V, Ortiz AP, Soto-Salgado M, Torres-Cintrón M, Perez N, Mercado-Acosta JJ, Guiot HM, Suarez E. Survival from anal cancer among Hispanics-Puerto Rico, 2000-2007. J Gastrointest Cancer. 2014 Jun; 45(2):234-8.
34. Ortiz AP, Pérez-Irizarry J, Soto-Salgado M, Suárez E, Pérez N, Cruz M, Palefsky J, Tortolero-Luna G, Miranda S, Colón-López V. Human papillomavirus-related cancers among people living with AIDS in Puerto Rico. Prev Chronic Dis. 2014 May 15; 11:E80.
35. Ortiz-Ortiz KJ, Ramírez-García R, Cruz-Correa M, Ríos-González MY, Ortiz AP. Effects of type of health insurance coverage on colorectal cancer survival in Puerto Rico: a population-based study. PLoS One. 2014; 9(5):e96746.
36. Ortiz AP, Ortiz-Ortiz KJ, Traverso-Ortiz M, Ríos MY, Colón-López V, Palefsky JM. Anal cancer trends in Puerto Rico from 1985 to 2005: the potential impact of the AIDS epidemic. AIDS Patient Care STDS. 2014 Apr; 28(4):165-7.
37. Colon-López V, Quiñones-Avila V, Del Toro-Mejías LM, Reyes K, Rivera ME, Nieves K, Sánchez-Vazquez MM, Martínez-Ferrer M, Ortiz AP. Oral HPV infection in a clinic-based sample of Hispanic men. BMC Oral Health. 2014 Jan 24; 14:7.
38. Colón-López V, Ortiz AP, Del Toro-Mejías L, Clatts MC, Palefsky JM. Epidemiology of anal HPV infection in high-risk men attending a sexually transmitted infection clinic in Puerto Rico. PLoS One. 2014; 9(1):e83209.
39. Suárez E, González L, Díaz-Toro EC, Calo WA, Bermúdez F, Ortiz AP. Incidence of oral cavity and pharyngeal cancers by anatomical sites in population-based registries in Puerto Rico and the United States of America. P R Health Sci J. 2013 Dec; 32(4):175-81.
40. Colón-López V, Banerjee G, Gertz AM, Ortiz AP, Calo W, Finney-Rutten LJ, Colón-Ramos U, Hesse BW, Tortolero G. Behavioral correlates of fruit and vegetable intake in Puerto Rico: results from the Health Information National Trends Survey. P R Health Sci J. 2013 Dec; 32(4):194-9.
41. Ortiz AP, Guiot HM, Díaz-Miranda OL, Román L, Palefsky J, Colón-López V. Recognizing and treating anal cancer: training medical students and physicians in Puerto Rico. P R Health Sci J. 2013 Dec; 32(4):209-12.
42. Pérez CM, Sánchez H, Ortiz AP. Prevalence of overweight and obesity and their cardiometabolic comorbidities in Hispanic adults living in Puerto Rico. J Community Health. 2013 Dec; 38(6):1140-6.
43. Mendez K, Romaguera J, Ortiz AP, López M, Steinau M, Unger ER. Urine-based human papillomavirus DNA testing as a screening tool for cervical cancer in high-risk women. Int J Gynaecol Obstet. 2014 Feb; 124(2):151-5.
44. Colón-López V, Ortiz AP, Soto-Salgado M, Torres-Cintrón M, Mercado-Acosta JJ, Suárez E. Anal cancer incidence and mortality in Puerto Rico. P R Health Sci J. 2013 Jun; 32(2):76-81.
45. Ortiz AP, Frías O, Pérez J, Cabanillas F, Martínez L, Sánchez C, Capó-Ramos DE, González-Keelan C, Mora E, Suárez E. Breast cancer molecular subtypes and survival in a hospital-based sample in Puerto Rico. Cancer Med. 2013 Jun; 2(3):343-50.
46. Ortiz AP, Romaguera J, Pérez CM, Otero Y, Soto-Salgado M, Méndez K, Valle Y, Da Costa M, Suarez E, Palefsky J, Tortolero-Luna G. Human papillomavirus infection in women in Puerto Rico: agreement between physician-collected and self-collected anogenital specimens. J Low Genit Tract Dis. 2013 Apr; 17(2):210-7.
47. Méndez K, Romaguera J, Pérez CM, Soto-Salgado M, Tortolero-Luna G, Palefsky JM, Ortiz AP. Cervical human papillomavirus infection in a sample of Hispanic women living in Puerto Rico: comparison with cervical cytology reports. P R Health Sci J. 2013 Mar; 32(1):3-7.
48. Colón-López V, Ortiz AP, Banerjee G, Gertz AM, García H. HIV and syphilis infection among men attending a [corrected] sexually transmitted infection clinic in Puerto Rico. P R Health Sci J. 2013 Mar; 32(1):8-13.
49. Colón-López V, Ortiz AP, Del Toro-Mejías LM, García H, Clatts MC, Palefsky J. Awareness and knowledge of human papillomavirus (HPV) infection among high-risk men of Hispanic origin attending a sexually transmitted infection (STI) clinic. BMC Infect Dis. 2012 Dec 12; 12:346.
50. Ortiz AP, Alejandro N, Pérez CM, Otero Y, Soto-Salgado M, Palefsky JM, Tortolero-Luna G, Romaguera J. Acceptability of cervical and anal HPV self-sampling in a sample of Hispanic women in Puerto Rico. P R Health Sci J. 2012 Dec; 31(4):205-12.
51. González-Keelan C, Arce V, Ortiz AP, Torres EA, Lojo JJ. Increase in the number of IBD surgical resections at the Puerto Rico Medical Center: A brief report. P R Health Sci J. 2012 Dec; 31(4):223-6.
52. Colón-López V, Del Toro-Mejías LM, Ortiz AP, Tortolero-Luna G, Palefsky JM. HPV awareness and willingness to HPV vaccination among high-risk men attending an STI clinic in Puerto Rico. P R Health Sci J. 2012 Dec; 31(4):227-31.
53. Colón-López V, Ortiz AP, Soto-Salgado M, Torres-Cintrón M, Pettaway CA, Puras-Báez A, Martínez-Ferrer M, Suárez E. Penile cancer disparities in Puerto Rican men as compared to the United States population. Int Braz J Urol. 2012 Nov-Dec; 38(6):728-38.
54. González L, Magno P, Ortiz AP, Ortiz-Ortiz K, Hess K, Nogueras-González GM, Suárez E. Esophageal cancer incidence rates by histological type and overall: Puerto Rico versus the United States Surveillance, Epidemiology, and End Results population, 1992-2005. Cancer Epidemiol. 2013 Feb; 37(1):5-10.
55. Soto-Salgado M, Suárez E, Torres-Cintrón M, Pettaway CA, Colón V, Ortiz AP. Prostate cancer incidence and mortality among Puerto Ricans: an updated analysis comparing men in Puerto Rico with US racial/ethnic groups. P R Health Sci J. 2012 Sep; 31(3):107-13.
56. Pérez CM, Ortiz AP, Guzmán M, Suárez E. Distribution and correlates of the metabolic syndrome in adults living in the San Juan Metropolitan Area of Puerto Rico. P R Health Sci J. 2012 Sep; 31(3):114-22.
57. Ortiz AP, Colón-López V, Girona-Lozada G, Botello-Harbaum MT, Sheon N, Guiot HM, Román-Torres L, Díaz-Santana MV, Miranda-De LS, Palefsky JM. Report of the 2012 capacity building for HIV-HPV clinical trials recruitment among minority underserved populations of Hispanic origin in Puerto Rico. P R Health Sci J. 2012 Sep; 31(3):185-7.
58. González L, Ortiz AP, Suárez EL, Umpierre S, Billoch J, Marcos MJ, Joy L, Charneco E, Lacourt MY, Bernabe-Dones RD, Cruz-Correa MR. Case-case study of factors associated to hMLH1, hMSH2, and hMSH6 protein expression among endometrial cancer patients of the University District Hospital of San Juan, Puerto Rico. Int J Gynecol Cancer. 2012 Jun; 22(5):826-9.
59. Pérez CM, Febo-Vázquez I, Guzmán M, Ortiz AP, Suárez E. Are adults diagnosed with diabetes achieving the American Diabetes Association clinical practice recommendations? P R Health Sci J. 2012 Mar; 31(1):18-23.
60. Suárez E, González L, Soto-Salgado M, Bayona M, Hess K, Ortiz AP, Pérez CM. Report of the 2011 University of Puerto Rico-MD Anderson Cancer Center conference entitled "Population-Based Studies in Hispanics: Methodological Issues in Cancer Research". P R Health Sci J. 2012 Mar; 31(1):39-41.
61. Ortiz AP, Otero Y, Svensson K, García-Rodríguez O, Garced S, Santiago E, Umpierre S, Figueroa N, Ortiz-Ortiz KJ. Racial and ethnic disparities in lifetime risk of corpus uterine cancer: a comparative study of Puerto Rico and the United States SEER population. Ethn Dis. 2012; 22(1):90-5.
62. Torres-Cintrón M, Ortiz AP, Ortiz-Ortiz KJ, Figueroa-Vallés NR, Pérez-Irizarry J, Díaz-Medina G, De la Torre-Feliciano T, Suárez-Pérez E. Using a socioeconomic position index to assess disparities in cancer incidence and mortality, Puerto Rico, 1995-2004. Prev Chronic Dis. 2012; 9:E15.
63. Ortiz AP, Romero C, Disdier O, Santana E, Torres M, Torres EA, Pérez CM. Diabetes is associated with chronic liver disease and liver cancer in the adult population of Puerto Rico. P R Health Sci J. 2011 Sep; 30(3):132-4.
64. Ortiz AP, Thompson CL, Chak A, Berger NA, Li L. Insulin resistance, central obesity, and risk of colorectal adenomas. Cancer. 2012 Apr 01; 118(7):1774-81.
65. Ortiz AP, López M, Flores LT, Soto-Salgado M, Finney Rutten LJ, Serrano-Rodriguez RA, Hesse BW, Tortolero-Luna G. Awareness of direct-to-consumer genetic tests and use of genetic tests among Puerto Rican adults, 2009. Prev Chronic Dis. 2011 Sep; 8(5):A110.
66. Soto-Salgado M, Suárez E, Ortiz AP, Adrovet S, Marrero E, Meléndez M, Colón HM, Albizu C, Del C Santos M, Torres E, Pérez CM. Knowledge of viral hepatitis among Puerto Rican adults: implications for prevention. J Community Health. 2011 Aug; 36(4):565-73.
67. Ortiz AP, Soto-Salgado M, Suárez E, del Carmen Santos-Ortiz M, Tortolero-Luna G, Pérez CM. Sexual behaviors among adults in Puerto Rico: a population-based study. J Sex Med. 2011 Sep; 8(9):2439-49.
68. Colón-López V, Rodríguez-Díaz CE, Ortiz AP, Soto-Salgado M, Suárez E, Pérez CM. HIV-related risk behaviors among a sample of men who have sex with men in Puerto Rico: an overview of substance use and sexual practices. P R Health Sci J. 2011 Jun; 30(2):65-8.
69. Nieves-Plaza M, Ortiz AP, Colón M, Molina MJ, Castro-Santana LE, Rodríguez VE, Mayor AM, Vilá LM. Outcome and predictors of kidney disease progression in Puerto Ricans with systemic lupus erythematosus initially presenting with mild renal involvement. J Clin Rheumatol. 2011 Jun; 17(4):179-84.
70. Palacios C, Pérez CM, Guzmán M, Ortiz AP, Ayala A, Suárez E. Association between adiposity indices and cardiometabolic risk factors among adults living in Puerto Rico. Public Health Nutr. 2011 Oct; 14(10):1714-23.
71. Palacios C, Lopez M, Ortiz AP, Correa MC. Association between calcium intake and colorectal neoplasia in Puerto Rican Hispanics. Arch Latinoam Nutr. 2010 Dec; 60(4):348-54.
72. Colón-López V, Ortiz AP, Palefsky J. Burden of human papillomavirus infection and related comorbidities in men: implications for research, disease prevention and health promotion among Hispanic men. P R Health Sci J. 2010 Sep; 29(3):232-40.
73. Ortiz-Ortiz KJ, Pérez-Irizarry J, Marín-Centeno H, Ortiz AP, Torres-Berrios N, Torres-Cintrón M, de la Torre-Feliciano T, Laborde-Rivera J, Calo WA, Figueroa-Vallés NR. Productivity loss in Puerto Rico''s labor market due to cancer mortality. P R Health Sci J. 2010 Sep; 29(3):241-9.
74. Calo WA, Suárez-Balseiro C, Suárez E, Soto-Salgado M, Santiago-Rodríguez EJ, Ortiz AP. Assessing the scientific research productivity of Puerto Rican cancer researchers: bibliometric analysis from the Science Citation Index. P R Health Sci J. 2010 Sep; 29(3):250-5.
75. Ortiz AP, Frías O, González-Keelan C, Suárez E, Capó D, Pérez J, Cabanillas F, Mora E. Clinicopathological factors associated to HER-2 status in a hospital-based sample of breast cancer patients in Puerto Rico. P R Health Sci J. 2010 Sep; 29(3):265-71.
76. Charneco E, Ortiz AP, Venegas-Ríos HL, Romaguera J, Umpierre S. Clinic-based case-control study of the association between body mass index and endometrial cancer in Puerto Rican women. P R Health Sci J. 2010 Sep; 29(3):272-8.
77. Torres-Cintrón M, Ortiz AP, Pérez-Irizarry J, Soto-Salgado M, Figueroa-Vallés NR, De La Torre-Feliciano T, Ortiz-Ortiz KJ, Calo WA, Suárez-Pérez E. Incidence and mortality of the leading cancer types in Puerto Rico: 1987-2004. P R Health Sci J. 2010 Sep; 29(3):317-29.
78. Ortiz AP, Suárez E, Beauchamp G, Romaguera J, Soto-Salgado M, Pérez CM. Correlates of the metabolic syndrome among a sample of women in the San Juan Metropolitan area of Puerto Rico. Metab Syndr Relat Disord. 2010 Jun; 8(3):235-42.
79. Ortiz AP, Soto-Salgado M, Calo WA, Tortolero-Luna G, Pérez CM, Romero CJ, Pérez J, Figueroa-Vallés N, Suárez E. Incidence and mortality rates of selected infection-related cancers in Puerto Rico and in the United States. Infect Agent Cancer. 2010 May 14; 5:10.
80. Ortiz AP, Hebl S, Serrano R, Fernandez ME, Suárez E, Tortolero-Luna G. Factors associated with cervical cancer screening in Puerto Rico. Prev Chronic Dis. 2010 May; 7(3):A58.
81. Pérez CM, Marrero E, Meléndez M, Adrovet S, Colón H, Ortiz AP, Soto-Salgado M, Albizu C, Torres EA, Suárez E. Seroepidemiology of viral hepatitis, HIV and herpes simplex type 2 in the household population aged 21-64 years in Puerto Rico. BMC Infect Dis. 2010 Mar 23; 10:76.
82. Pérez CM, Marrero E, Meléndez M, Adrovet S, Colón H, Albizu C, Torres EA, Ortiz AP, Suárez E. Feasibility of collecting biologic specimens in population-based surveys: experiences from the epidemiology of hepatitis C in the household, adult population of Puerto Rico study. P R Health Sci J. 2010 Mar; 29(1):18-25.
83. Romaguera J, Ortiz AP, Roca FJ, Colón G, Suárez E. Factors associated with metabolic syndrome in a sample of women in Puerto Rico. Menopause. 2010 Mar; 17(2):388-92.
84. Ortiz AP, Pérez J, Otero-Domínguez Y, García-Rodríguez O, Garced-Tirado S, Escalera-Maldonado F, Gaud-Quintana S, Santiago-Rodríguez E, Svensson K, Vergara-Arroyo JL, Ortiz K, Torres M, Tortolero-Luna G, Figueroa-Vallés N. Endometrial cancer in Puerto Rico: incidence, mortality and survival (1992-2003). BMC Cancer. 2010 Feb 03; 10:31.
85. Tortolero-Luna G, Finney Rutten LJ, Hesse BW, Davis T, Kornfeld J, Sanchez M, Moser RP, Ortiz AP, Serrano-Rodriguez RA, Davis K. Health and cancer information seeking practices and preferences in Puerto Rico: creating an evidence base for cancer communication efforts. J Health Commun. 2010; 15 Suppl 3:30-45.
86. López M, Ortiz AP, Vargas R. Prevalence of urinary incontinence and its association with body mass index among women in Puerto Rico. J Womens Health (Larchmt). 2009 Oct; 18(10):1607-14.
87. Soto-Salgado M, Suárez E, Calo W, Cruz-Correa M, Figueroa-Vallés NR, Ortiz AP. Incidence and mortality rates for colorectal cancer in Puerto Rico and among Hispanics, non-Hispanic whites, and non-Hispanic blacks in the United States, 1998-2002. Cancer. 2009 Jul 01; 115(13):3016-23.
88. Avellanet YR, Ortiz AP, Pando JR, Romaguera J. Dyspareunia in Puerto Rican middle-aged women. Menopause. 2009 Jul-Aug; 16(4):742-7.
89. Romero Marrero C, Ortiz AP, Pérez CM, Pérez J, Torres EA. Survival of hepatocellular carcinoma in Puerto Rico. P R Health Sci J. 2009 Jun; 28(2):105-13.
90. Calo WA, Quintana R, Catoni I, Valle Y, Alvarez JJ, Colón WM, Delgado MS, Estrella M, González AL, Kallis M, Marrero VM, Meléndez L, Miranda AI, Nieves K, Osorio L, Rodríguez JM, Torres A, Suárez E, Ortiz AP. Clinical conditions associated with environmental exposures: an epidemiologic study in two communities in Juana Díaz, Puerto Rico. P R Health Sci J. 2009 Jun; 28(2):126-34.
91. Suárez E, Calo WA, Hernández EY, Diaz EC, Figueroa NR, Ortiz AP. Age-standardized incidence and mortality rates of oral and pharyngeal cancer in Puerto Rico and among Non-Hispanics Whites, Non-Hispanic Blacks, and Hispanics in the USA. BMC Cancer. 2009 Apr 28; 9:129.
92. Ortiz AP, Calo WA, Suárez-Balseiro C, Maura-Sardo M, Suárez E. Bibliometric assessment of cancer research in Puerto Rico, 1903-2005. Rev Panam Salud Publica. 2009 Apr; 25(4):353-61.
93. Ortiz AP, Díaz-Toro EC, Calo WA, Correa-Fernández V, Cases A, Santos-Ortiz MC, Mazas C, Mejía L, Wetter DW. Characteristics of smokers accessing the Puerto Rico Quitline. P R Health Sci J. 2008 Sep; 27(3):213-9.
94. Avellanet YR, Ortiz AP, Pando JR, Romaguera J. Relationship between loss of libido and signs and symptoms of depression in a sample of Puerto Rican middle-aged women. P R Health Sci J. 2008 Mar; 27(1):85-91.
95. Rojas LV, Nieves K, Suarez E, Ortiz AP, Rivera A, Romaguera J. Thyroid-stimulating hormone and follicle-stimulating hormone status in Hispanic women during the menopause transition. Ethn Dis. 2008; 18(2 Suppl 2):S2-230-4.
96. Pérez CM, Guzmán M, Ortiz AP, Estrella M, Valle Y, Pérez N, Haddock L, Suárez E. Prevalence of the metabolic syndrome in San Juan, Puerto Rico. Ethn Dis. 2008; 18(4):434-41.
97. Pérez CM, Albizu C, Peña M, Torres EA, Reyes JC, Colón H, Ortiz AP, Suárez E. Hepatitis C in Puerto Rico: a time for public health action. P R Health Sci J. 2007 Dec; 26(4):395-400.
98. Ortiz AP, Harlow SD, Sowers M, Nan B, Romaguera J. Age at natural menopause and factors associated with menopause state among Puerto Rican women aged 40-59 years, living in Puerto Rico. Menopause. 2006 Jan-Feb; 13(1):116-24.

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