Female volunteers will be recruited locally in a single medical center. After the occurrence of amniotic membranes rupture, amniotic fluid samples will be collected extracorporeally.~Meconium concentration levels will be measured by the new test. Other laboratory tests will be employed in order to determine the accuracy of the new test.
The purpose of this study is to collect amniotic fluid samples from pregnant women. Amniotic fluid samples will be tested for meconium with a new assay. The results will be correlated with other laboratory tests.