Table 1

GA and weight-corrected estimates of total (CLmm and CLff), placental (CLmf and CLfm), and non-placental (CLmo and CLfo) DPHM clearances in the mother and the fetus, respectively, obtained using a two-compartment model of the maternal-fetal unit

Ewe No.GA (days)Clearance Parameter
   ml/min/kg
Material ExperimentFetal ExperimentCLmm1-aCLmfbCLmo1-aCLffbCLfmbCLfob
E1225A13512945.57.645.2452.6337.5115.1
E217414013524.644.923.5317.2129.7187.5
E303Y12413157.652.655.1285.4152.4133.0
E422713112631.931.230.6145.591.553.9
E423013112643.7125.138.2267.4175.392.1
Mean ± S.D.132.2 ± 5.9129.4 ± 3.840.7 ± 12.852.3 ± 44.138.5 ± 12.3293.6 ± 110.1* 177.3 ± 94.7* 116.3 ± 49.6*
  • 1-a clearance values are in ml/min/kg maternal weight;b clearance values are in ml/min/kg fetal weight; * significantly higher compared to the corresponding maternal value (p < .05).