title: Tools & Techniques: Analysis of clustered data in interventional cardiology: current practice and methodological advice.
authors.affiliation: Department of Public Health, Erasmus MC, Rotterdam, The Netherlands. h.lingsma@erasmusmc.nl
authors.forename: Hester
authors.initials: H
authors.lastname: Lingsma
authors.forename: Sjoerd
authors.initials: S
authors.lastname: Nauta
authors.forename: Nikki
authors.initials: N
authors.lastname: van Leeuwen
authors.forename: Gerard
authors.initials: G
authors.lastname: Borsboom
authors.forename: Nico
authors.initials: N
authors.lastname: Bruining
authors.forename: Ewout
authors.initials: E
authors.lastname: Steyerberg
mesh_terms: D035843:Biomedical Research / Q000379:methods* / Q000706:statistics & numerical data; D006328:Cardiac Catheterization / Q000706:statistics & numerical data; D002309:Cardiology / Q000379:methods* / Q000706:statistics & numerical data; D016000:Cluster Analysis; D003324:Coronary Artery Disease / Q000175:diagnosis / Q000628:therapy*; D003331:Coronary Vessels / Q000473:pathology; D003627:Data Interpretation, Statistical; D006801:Humans; D015233:Models, Statistical; D062645:Percutaneous Coronary Intervention / Q000706:statistics & numerical data; D012107:Research Design / Q000706:statistics & numerical data; D016896:Treatment Outcome