[Analysis of prognostic factors in cervicofacial carcinology using the Cox model. An example of piriform sinus cancer]. / L'analyse des facteurs pronostiques en carcinologie cervico-faciale par le modèle de Cox. Un exemple à propos du cancer du sinus piriforme.

Analysis of prognosis factors was performed on a surgical series of 34 of piriform sinus cancer, based on the use of a multivariate study according to the Cox model. The presentation is essentially didactic emphasizing the main points: how to collect data, what data to collect, and what judgment criterion to use. The authors detail the interpretation to be drawn from the analysis results using Cox model.