Cancellation - Initiated cycles that are cancelled after the use of medication and prior to egg retrieval.

Clinical Pregnancy - Identification of a gestational sac being present in the uterus.

Delivery - Pregnancies resulting in the birth of a live baby.

Egg Retrievals - Extraction of eggs from the ovarian follicles.

Embryo Transfers - Placement of healthy, fertilized eggs (embryos) into the uterus.

Initiated Cycles - Attempts at ovulation induction for use in an assisted reproductive cycle.

Miscarriage - Loss of a clinical pregnancy prior to the 20^th week of gestation.

Ongoing Pregnancy - Clinical pregnancies proceeding beyond the 20^th week of gestation.