More grade @-@ neurotoxic events ( seven -LSB- @ % -RSB- vs one -LSB- @ % -RSB- ) and haematotoxic events occurred in the Unfav-dose-dense group compared with in the Unfav-BEP group ; there was no difference in grade @-@ febrile neutropenia ( @ -LSB- @ % -RSB- vs @ -LSB- @ % -RSB- ) or toxic deaths ( one -LSB- @ % -RSB- in both groups ) .