Primary endpoints : 6 months after treatment , DFS of combination group ( 115.63 days ; 95 % CI , 105.31-125 .95 ) was significantly longer than the APC alone group ( 39.53 days ; 95 % CI , 35.95-43 .11 , p = 0.000 ) and the SB alone group ( 16.93 days ; 95 % CI , 15.01-18 .84 , p = 0.000 ) .