title: Avoiding power loss associated with categorization and ordinal scores in dose-response and trend analysis.
authors.affiliation: Department of Epidemiology, UCLA School of Public Health 90095-1772, USA.
authors.forename: S
authors.initials: S
authors.lastname: Greenland
mesh_terms: D004812:Epidemiologic Methods; D006801:Humans; D015233:Models, Statistical; D018570:Risk Assessment