{"doi":"10.1093/aje/kwi340","title":"Two-Stage Case-Control Studies: Precision of Parameter Estimates and Considerations in Selecting Sample Size","abstract":null,"journal":"American Journal of Epidemiology","year":2005,"id":649847,"datarank":0.4636563680037475,"base_score":3.091042453358316,"endowment":3.091042453358316,"self_citation_contribution":0.4636563680037475,"citation_network_contribution":0.0,"self_endowment_contribution":0.4636563680037475,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":21,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":null,"is_data_producer":false,"deposit_databanks":null,"is_oa":false,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":null,"fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":1105698,"name":"Ilona Csizmadi","orcid":"0000-0002-4895-1310","position":1,"is_corresponding":false},{"id":1694220,"name":"Jean-Paul Collet","orcid":null,"position":2,"is_corresponding":false},{"id":1308302,"name":"James A. 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A practical variance bound is derived for two-stage case-control studies, where confounding variables are binary, while an empirical investigation is used to anticipate the additional sample size requirements when these variables are quantitative. 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