Factors influencing the clinical efficiency of oocyte cryopreservation

Abstract

The question most frequently asked in relation to assisted reproductive technology (ART) is “What is the success rate?” Although this may seem to be a simple question requiring an equally simple answer, careful consideration brings a realization that any simple response will inevitably ignore a range of important quali? cations. While the clear aim of ART is the birth of a healthy child, the ef? ciency of the process can be assessed in a number of ways.