The following results were obtained : ( @ ) at the end of the @rd cycle , the overall response rate ( ORR ) was higher in the HD-DXM group than in the prednisone group ; ( @ ) the ORR of the HD-DXM group peaked after the @rd cycle ; ( @ ) the ORR after each course was higher in the HD-DXM-M group than in the HD-DXM-nM group ; ( @ ) in the @th month after HD-DXM discontinuation , the relapse rate of the HD-DXM-M group was lower than that of the other groups ( prednisone and HD-DXM-nM ) .