[Demography of nephrologists in France].

This study used data from a mailing sent during years 1991-1992 to 1096 physicians. The response rate was 94%, providing a registry. The data showed the different kinds of diploma of the certified nephrologists. The vast majority of nephrologists ranges from 35 to 49 years old with a tendancy to be younger if they are working in a renal transplant unit. The number of retirement per year is given from 1993 to 2011 in order to evaluate the number of nephrologist to be certified in the future.