RESULTS	The actuarial cumulative incidence rates at 5 years were : 3.1 % ( 95 % CI : 1.4 % -4.8 % ) in untreated patients ; 1.7 % ( 95 % CI : 0.0 % -3.5 % ) in tamoxifen-treated patients ; 4.2 % ( 95 % CI : 1.3 % -7.1 % ) in chemotherapy-treated patients and 2.6 % ( 95 % CI : 0.0 % -5.2 % ) in the chemo-tamoxifen group ( all groups : P = n.s. ; chemotherapy-treated versus tamoxifen-treated : P = 0.01 ) .\