To describe the changes in the rate of caesarean deliveries before labour among women with term breech presentations in France and to identify the factors associated with this change over two periods: 1972-1995/1998 and 1995/1998-2003.
INSERM, UMR S149, Epidemiological Research Unit on Perinatal Health and Women's Health, 123 Boulevard de Port Royal, Paris F-75014, France. carayol@cochin.inserm.fr