PAPPA and preeclampsia: With respect to 1st trimester BMI, women who developed preeclampsia had significantly higher BMI, but this did not differ by PAPP-A status (PE-LowPAPPA 29.5 ± 7.0 vs. PE-highPAPPA 29.4 ± 2.9 kg/m2 and NlPreg-LowPAPPA 25.4 ± 5.3 vs. NlPreg-HighPAPPA 25.0 ± 5.0 kg/m2).