Significantly higher implantation rate ( 21.5 vs 14.5 % ) ( p < 0.05 ) , pregnancy rate ( 37.7 vs 23.4 % ) ( p < 0.05 ) , and delivery rate ( 32.8 vs 20.1 % ) ( p < 0.05 ) were observed in favor of groups A compared to group B. Lower proportion of patients ( 4.7 % ) , though not statistically significant , has developed OHSS in group A compared to group B ( 8.4 % ) .