Use of Fertility Drugs and Risk of Ovarian Cancer: Results from a U.S.-Based Case-Control Study
Use of Fertility Drugs and Risk of Ovarian Cancer: Results from a U.S.-Based Case-Control Study
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DOI:
10.1158/1055-9965.epi-12-0426
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发表时间:
2012-08-01
影响因子:
3.8
通讯作者:
Diergaarde, Brenda
中科院分区:
文献类型:
--
作者:
Kurta, Michelle L.;Moysich, Kirsten B.;Diergaarde, Brenda
Background: Previous studies examining associations between use of fertility drugs and ovarian cancer risk have provided conflicting results. We used data from a large case control study to determine whether fertility drug use significantly impacts ovarian cancer risk when taking into account parity, gravidity, and cause of infertility.Methods: Data from the Hormones and Ovarian Cancer Prediction (HOPE) study were used (902 cases, 1,802 controls). Medical and reproductive histories were collected via in-person interviews. Logistic regression was used to calculate ORs and 95% confidence intervals (CI). Models were adjusted for age, race, education, age at menarche, parity, oral contraceptive use, breastfeeding, talc use, tubal ligation, and family history of breast/ovarian cancer.Results: Ever use of fertility drugs was not significantly associated with ovarian cancer within the total HOPE population (OR, 0.93; 95% CI, 0.65-1.35) or among women who reported seeking medical attention for infertility (OR, 0.87; 95% CI, 0.54-1.40). We did observe a statistically significant increased risk of ovarian cancer for ever use of fertility drugs among women who, despite seeking medical attention for problems getting pregnant, remained nulligravid (OR, 3.13; 95% CI, 1.01-9.67).Conclusions: These results provide further evidence that fertility drug use does not significantly contribute to ovarian cancer risk among the majority of women; however, women who despite infertility evaluation and fertility drug use remain nulligravid, may have an elevated risk for ovarian cancer.Impact: Our results suggest that fertility drug use does not significantly contribute to overall risk of ovarian cancer when adjusting for known confounding factors. Cancer Epidemiol Biomarkers Prev; 21(8); 1282-92. (c) 2012 AACR.