Oral contraceptives, hormone replacement therapy and breast cancer risk: A cohort study of 16 928 women 48 years and older

Acta Oncologica

Volumn 53, Issue 6, 2014, Pages 752-758

  Thorbjarnardottir, Thuridur ^a   Olafsdottir, Elinborg J ^b   Valdimarsdottir, Unnur A ^a,c   Olafsson, Orn ^a   Tryggvadottir, Laufey ^a,b  

^a UNIVERSITY OF ICELAND   (Iceland)

^b ICELANDIC CANCER REGISTRY   (Iceland)

^c HARVARD SCHOOL OF PUBLIC HEALTH   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ESTROGEN; GESTAGEN; ORAL CONTRACEPTIVE AGENT; SEX HORMONE; PROGESTERONE;

ADULT; AGED; ARTICLE; ATTRIBUTABLE RISK; BREAST CANCER; CANCER REGISTRY; CANCER RISK; COHORT ANALYSIS; FEMALE; FOLLOW UP; HORMONE SUBSTITUTION; HUMAN; ICELAND; MAJOR CLINICAL STUDY; ORAL CONTRACEPTION; PRIORITY JOURNAL; TREATMENT DURATION; ESTROGEN THERAPY; LONG TERM CARE; POPULATION RESEARCH; BREAST NEOPLASMS; EPIDEMIOLOGY; MIDDLE AGED; PROCEDURES; PROPORTIONAL HAZARDS MODEL; REPRODUCTIVE HISTORY; RISK FACTOR; STATISTICS AND NUMERICAL DATA; TIME; VERY ELDERLY;

AGED; AGED, 80 AND OVER; BREAST NEOPLASMS; COHORT STUDIES; CONTRACEPTIVES, ORAL, HORMONAL; ESTROGEN REPLACEMENT THERAPY; ESTROGENS; FEMALE; HUMANS; ICELAND; MIDDLE AGED; PROGESTERONE; PROPORTIONAL HAZARDS MODELS; REPRODUCTIVE HISTORY; RISK FACTORS; TIME FACTORS;

EID: 84900493439     PISSN: 0284186X     EISSN: 1651226X     Source Type: Journal    
DOI: 10.3109/0284186X.2013.878471     Document Type: Article

References (27)

1. Bary F , McCarron P , Parkin DM . The changing global patterns of female breast cancer incidence and mortality . Breast Cancer Res 2004 ; 6 : 229-39 .
2. Cagliano V , Grosse Y , Baan R , Straif K, Secretan B . Carcinogenicity of combined estrogen-progestagen contraceptives and hormone replacement therapy . IARC monographs on the evaluation of carcinogenic risks to humans . 2005 ; 91 .
3. Collaborative Group on Hormone Factors in Breast Cancer. Breast cancer and hormonal contraceptives: Collaborative reanalysis of individual data on 53 297 women with breast cancer and 100 239 women without breast cancer from 54 epidemiological studies . Lancet 1996 ; 347 : 1713-27 .
4. Collaborative Group on Hormone Factors in Breast Cancer. Breast cancer and hormone replacement therapy: A collaborative reanalysis of data from 51 epidemiological studies of 52 705 women with breast cancer and 108 411 women without breast cancer . Lancet 1997 ; 350 : 1047-59 .
5. C hlebowski RT , Kuller LH, Prentice RL , Stefanick ML . Breast cancer after use of estrogen plus progestin in postmenopausal women . New Engl J Med 2009 ; 360 : 573-87 .
6. Burton A . Postmenopausal hormone therapy increases breast-cancer risk . Lancet Oncol 2006 ; 7 : 712 .
7. Chen WY , Manson JE, Hankinson SE , Rosner B, Holmes MD , Willett WC , et al . Unopposed estrogen therapy and the risk of invasive breast cancer . Arch Intern Med 2006 ; 166 : 1027-32 .
8. Lee S A, Ross RK , Pike MC . An overview of menopausal estrogen-progestin hormone therapy and breast cancer risk . Br J Cancer 2005 ; 92 : 2049-58 .
9. Beral V . Breast cancer and hormone-replacement therapy in the Million Women Study . Lancet 2003 ; 362 : 419-27 .
10. Antoine C, Liebens F , Carly B, Pastijn A , Rozenberg S . Infl uence of HRT on prognostic factors for breast cancer: A systematic review after the Women?s Health Initiative trial . Hum Reprod 2004 ; 19 : 741-56 .
11. Opatrny L , Dell?Aniello S , Assouline S , Suissa S . Hormone replacement therapy use and variations in the risk of breast cancer . Br J Obstetr Gynecol 2008 ; 115 : 169-75 .
12. Beral V , Reeves G , Bull D , Green J . Breast cancer risk in relation to the interval between menopause and starting hormone therapy . J Natl Cancer Inst 2011 ; 103 : 296-305 .
13. Cogliano V Grosse Y, Baan R , Straif K, Secretan B , El Ghissassi F . Carcinogenicity of estrogen-progestagen contraceptives and menopausal treatment . Lancet Oncol 2005 ; 6 : 552-3 .
14. Shantakumar S , Terry M B , Paykin A , Teitelbaum SL , Britton JA , Moorman PG , et al . Age and menopausal effects of hormonal birth control and hormone replacement therapy in relation to breast cancer risk . Am J Epidemiol 2007 ; 165 : 1187-98 .
15. Brinton LA , Brogan DR , Coates RJ , Swanson CA , Potischman N , Stanford JL . Breast cancer risk among women under 55 years of age by joint effects of usage of oral contraceptives and hormone replacement therapy . Menopause 1998 ; 5 : 145-51 .
16. Olsson H, Bladstrom A , Ingvar C, Moller TR . A populationbased cohort study of HRT use and breast cancer in southern Sweden . Br J Cancer 2001 ; 85 : 674-7 .
17. Ursin G , Tseng CC, Paganini-Hill A , Enger S , Wan PC , Formenti S , et al . Does menopausal hormone replacement therapy interact with known factors to increase risk of breast cancer? J Clin Oncol 2002 ; 20 : 699-706 .
18. Norman SA , Berlin JA , Weber AL , Strom BL, Daling JR , Weiss LK , et al . Combined effect of oral contraceptive use and hormone replacement therapy on breast cancer risk in postmenopausal women . Cancer Causes Control 2003 ; 14 : 933-43 .
19. Dumeaux V , Fournier A , Lund E, Clavel-Chapelon F . Previous oral contraceptive use and breast cancer risk according to hormone replacement therapy use among postmenopausal women . Cancer Causes Control 2005 ; 16 : 537-44 .
20. Lund E, Bakken K, Dumeaux V , Andersen V , Kumle M . Hormone replacement therapy and breast cancer in former users of oral contraceptives - The Norwegian Women and Cancer study . Int J Cancer 2007 ; 121 : 645-8 .
21. Sigurdardottir L, Jonasson JG , Stefansdottir S , Jonasdottir A , Olafsdottir GH , Olafsdottir EJ , et al . Data quality at the Icelandic Cancer Registry: Comparability, validity, timeliness and completeness . Acta Oncol 2012 ; 51 : 880-9 .
22. Mannfre?sd?ttir VF , Tryggvad?ttir L , Tulinius H , Gudmundsd?ttir GB . Pattern of use of oral contraceptives in the period 1965 to 1989 . Laeknabladid 1996; 82 : 460-4 .
23. ?rmannsd?ttir B, Tryggvad?ttir L, J?nasson JG , ?lafsdottir EJ , Gudmundsson JA . Use of hormone replacement therapy by Icelandic women in the years 1996 - 2001 . Laeknabladid 2004; 90 : 471-7 .
24. Rossoux JE, Anderson GL , Prentice RL LaCroix AZ, Kooperberg C , Stefanick ML , et al ; Writing Group for the Women?s Health Initiative Investigators . Risks and benefi ts of estrogen plus progestin in healthy postmenopausal women: Principal results from the Women's Health Initiative randomized controlled trial. JAMA 2002 ; 288 : 321-33 .
25. Mueck AO, Seeger H . Breast cancer: Are estrogen metabolites carcinogenic? Climacteric 2007 ; 10(Suppl 2) : 62-5 .
26. Seeger H, Mueck AO . Are the progestins responsible for breast cancer risk during hormone therapy in the postmenopause? Experimental vs. clinical data. J Steroid Biochem Mol Biol 2008 ; 109 : 11-5 .
27. Giersig C . Progestin and breast cancer. The missing pieces of a puzzle. Bundesgesundheitsblatt Gesundheitsforschung Gesundheitsschutz 2008 ; 51 : 782-6 .