Risk prediction for epithelial ovarian cancer in 11 United States-based case-control studies: Incorporation of epidemiologic risk factors and 17 confirmed genetic loci Journal Article


Authors: Clyde, M. A.; Weber, R. P.; Iversen, E. S.; Poole, E. M.; Doherty, J. A.; Goodman, M. T.; Ness, R. B.; Risch, H. A.; Rossing, M. A.; Terry, K. L.; Wentzensen, N.; Whittemore, A. S.; Anton-Culver, H.; Bandera, E. V.; Berchuck, A.; Carney, M. E.; Cramer, D. W.; Cunningham, J. M.; Cushing-Haugen, K. L.; Edwards, R. P.; Fridley, B. L.; Goode, E. L.; Lurie, G.; McGuire, V.; Modugno, F.; Moysich, K. B.; Olson, S. H.; Pearce, C. L.; Pike, M. C.; Rothstein, J. H.; Sellers, T. A.; Sieh, W.; Stram, D.; Thompson, P. J.; Vierkant, R. A.; Wicklund, K. G.; Wu, A. H.; Ziogas, A.; Tworoger, S. S.; Schildkraut, J. M.; on behalf of the Ovarian Cancer Association Consortium
Article Title: Risk prediction for epithelial ovarian cancer in 11 United States-based case-control studies: Incorporation of epidemiologic risk factors and 17 confirmed genetic loci
Abstract: Previously developed models for predicting absolute risk of invasive epithelial ovarian cancer have included a limited number of risk factors and have had low discriminatory power (area under the receiver operating characteristic curve (AUC) < 0.60). Because of this, we developed and internally validated a relative risk prediction model that incorporates 17 established epidemiologic risk factors and 17 genome-wide significant single nucleotide polymorphisms (SNPs) using data from 11 case-control studies in the United States (5,793 cases; 9,512 controls) from the Ovarian Cancer Association Consortium (data accrued from 1992 to 2010). We developed a hierarchical logistic regression model for predicting case-control status that included imputation of missing data. We randomly divided the data into an 80% training sample and used the remaining 20% for model evaluation. The AUC for the full model was 0.664. A reduced model without SNPs performed similarly (AUC = 0.649). Both models performed better than a baseline model that included age and study site only (AUC = 0.563). The best predictive power was obtained in the full model among women younger than 50 years of age (AUC = 0.714); however, the addition of SNPs increased the AUC the most for women older than 50 years of age (AUC = 0.638 vs. 0.616). Adapting this improved model to estimate absolute risk and evaluating it in prospective data sets is warranted.
Keywords: ovarian cancer; breast-cancer; women; models; metaanalysis; variants; replacement therapy; susceptibility locus; single-nucleotide polymorphisms; menopausal hormone-therapy; tubal-ligation; risk model; genetic risk polymorphisms; model evaluation
Journal Title: American Journal of Epidemiology
Volume: 184
Issue: 8
ISSN: 0002-9262
Publisher: Oxford University Press  
Date Published: 2016-10-15
Start Page: 555
End Page: 569
Language: English
ACCESSION: WOS:000386552900001
DOI: 10.1093/aje/kww091
PROVIDER: wos
PMCID: PMC5065620
PUBMED: 27698005
Notes: Article -- Source: Wos
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  1. Malcolm Pike
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  2. Sara H Olson
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