Characteristics of study participants by test result.

<p>Characteristics of study participants by test result.</p

Independent predictors of pregnancy outcomes.

<p>Independent predictors of pregnancy outcomes.</p

Ascertainment of prenatal screening.

<p>Ascertainment of prenatal screening.</p

Binary Logistic Regression for the Association between Year and Termination for the Full Sample.

<p>Binary Logistic Regression for the Association between Year and Termination for the Full Sample.</p