title: [The haematocrit, urea and gender formula: association with overall mortality in a cohort of elderly patients followed up for 8 years].
authors.affiliation: Servicio de Nefrología, Hospital General de Segovia, Segovia, España. Electronic address: mherasb@saludcastillayleon.es.
authors.forename: Manuel
authors.initials: M
authors.lastname: Heras
authors.affiliation: Servicio de Geriatría, Hospital General de Segovia, Segovia, España.
authors.forename: María Teresa
authors.initials: MT
authors.lastname: Guerrero
authors.affiliation: Servicio de Geriatría, Hospital General de Segovia, Segovia, España.
authors.forename: Angélica
authors.initials: A
authors.lastname: Muñoz
authors.affiliation: Servicio de Geriatría, Hospital General de Segovia, Segovia, España.
authors.forename: Elena
authors.initials: E
authors.lastname: Ridruejo
authors.affiliation: Servicio de Nefrología, Hospital General de Segovia, Segovia, España.
authors.forename: María José
authors.initials: MJ
authors.lastname: Fernández-Reyes
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D005260:Female; D005500:Follow-Up Studies; D015577:Geriatric Assessment; D006400:Hematocrit; D006801:Humans; D008297:Male; D055641:Mathematical Concepts; D051437:Renal Insufficiency / Q000097:blood* / Q000175:diagnosis*; D012189:Retrospective Studies; D012737:Sex Factors; D013997:Time Factors; D014508:Urea / Q000097:blood*
chemical_list: D014508:Urea