The totally effective rate was @ % ( @/@ ) in group A , which was superior to @ % ( @/@ ) in group B ( P < @ ) ; the ovulation rate and pregnancy rate were @ % ( @/@ ) and @ % ( @/@ ) in group A , whiche were superior to that of group B ( all P < @ ) ; the menstruation resuming rate was @ ( @/@ ) in group A , which was superior to @ ( @/@ ) in group B ( P < @ ) .