Table 4: Comparison of maternal outcomes of eclampsia cases stratified by era.

Outcome
Antenatal eclampsia
Postnatal eclampsia
First era
(Mattar and Sibai) 1977–1998 [ / * (%)]
Second era (current study) 1998–2011 [ / * (%)]P valueFirst era (Mattar and Sibai) 1977–1998 [ / * (%)]Second era (current study) 1998–2011 [ / * (%)]P value

Abruptio placentae36/289 (12%)8/61 (13%)0.896/110 (6%)0/23 (0%)0.62
HELLP syndrome39/289 (14%)5/61 (8%)0.264/110 (4%)0/24 (0%)0.9
DIC20/289 (7%)0/61 (0%)0.036/110 (6%)1/25 (4%)>0.99
Pulmonary edema14/289 (5%)3/61 (5%)>0.997/110 (6%)1/24 (4%)>0.99
Aspiration pneumonia11/289 (4%)2/61 (3%)>0.992/110 (2%)0/24 (0%)>0.99
Cardiopulmonary arrest10/289 (4%)1/61 (2%)0.86/110 (6%)0/25 (0%)0.57
Maternal death2/289 (1%)0/61 (0%)>0.990/110 (0%)0/25 (0%)

DIC: disseminated intravascular coagulation; HELLP: hemolysis, elevated liver enzymes, and low platelet syndrome.
* t: total of cases in which information about the characteristic being studied is available; n: number of cases with the characteristic being studied.
Unable to obtain.