title: [Checking the Cox model in a real situation].
abstract: The Cox model is based on the proportional hazards hypothesis. In real analyses, this hypothesis may not hold. To evaluate the relevance of an interpretation of data using the Cox model, it is important to check this assumption. The major goodness-of-fit methods are reviewed.
authors.affiliation: Unité INSERM U436, CHU Pitié-Salpêtrière, 91 Bd de l'Hôpital, 75634 Paris Cedex 13, France.
authors.forename: C
authors.initials: C
authors.lastname: Contal
authors.forename: A
authors.initials: A
authors.lastname: Mallet
mesh_terms: D005500:Follow-Up Studies; D006801:Humans; D007938:Leukemia / Q000188:drug therapy / Q000401:mortality; D008962:Models, Theoretical; D010919:Placebos; D016016:Proportional Hazards Models; D012008:Recurrence; D012307:Risk Factors; D013274:Stomach Neoplasms / Q000188:drug therapy / Q000401:mortality / Q000532:radiotherapy; D016019:Survival Analysis; D013997:Time Factors
chemical_list: D010919:Placebos