Quantin C, Asselain B, Moreau T
C.H.R.U., Service d'informatique médicale 2, Dijon.
Rev Epidemiol Sante Publique. 1990;38(4):341-56.
The proportional hazards model (Cox's model) does not fit the data in many situations. Its limits are reviewed, together with the main goodness-of-fit techniques. Some possibilities of extending the proportional hazards analysis are also described.
