The extent of genetic testing is related to how the woman and her partner weigh factors such as The probability of a fetal abnormality based on risk factors and the results of any previous testing The probability of a complication from invasive fetal testing The importance of knowing the results (eg, would the pregnancy be terminated if an abnormality was diagnosed, would not knowing the results cause anxiety) For these reasons, the decision is individual, and recommendations often cannot be generalized to all women, even those with similar risk.