Do case-only designs yield consistent results across design and different databases? A case study of hip fractures and benzodiazepines.
Gema RequenaJohn LogieElisa MartinNada BoudiafRocío González GonzálezConsuelo HuertaArturo AlvarezDavid WebbAndrew BateLuis A García RodríguezRobert ReynoldsRaymond SchliengerHelga GardarsdottirMark C H de GrootOlaf H KlungelFancisco de AbajoIan J DouglasPublished in: Pharmacoepidemiology and drug safety (2015)
CXO designs yielded consistent results across DBs, while initial SCCS analyses did not. Accounting for event-exposure dependence, estimates derived from SCCS were more consistent across DBs and designs.