The number of patients with CR at 24 and 72 h was higher in the palonosetron group than the placebo group [ 0-24 h : n = 49 ( 68.1 % ) vs. n = 30 ( 40.5 % ) , p < 0.001 ; 0-72 h : n = 47 ( 65.3 % ) vs. n = 28 ( 37.8 % ) , p < 0.001 ] .