title: [Cox proportional hazards regression analysis].
authors.affiliation: Reanimation Médicale, Groupe d'epidemiologie, U578 INSERM, et Service de réanimation médicale CHU A Michallon, Grenoble, France. jf.timsit@outcomerea.org
authors.forename: J F
authors.initials: JF
authors.lastname: Timsit
authors.forename: C
authors.initials: C
authors.lastname: Alberti
authors.forename: S
authors.initials: S
authors.lastname: Chevret
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D000900:Anti-Bacterial Agents / Q000627:therapeutic use; D002511:Cephalosporins / Q000627:therapeutic use; D016001:Confidence Intervals; D003428:Cross Infection / Q000188:drug therapy / Q000453:epidemiology / Q000209:etiology; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008875:Middle Aged; D008962:Models, Theoretical; D011014:Pneumonia / Q000188:drug therapy / Q000453:epidemiology / Q000209:etiology; D011379:Prognosis; D016016:Proportional Hazards Models; D012121:Respiration, Artificial / Q000009:adverse effects; D012306:Risk; D012307:Risk Factors; D012737:Sex Factors; D013997:Time Factors
chemical_list: D000900:Anti-Bacterial Agents; D002511:Cephalosporins