Control (n=53) Preeclampsia without severe feature (n=13) Preeclampsia with severe feature (n=37)
p-value
0 (n=52) 43 (82.7%) 5 (9.6%) 4 (7.7%) <0.001
1 (n=29) 7 (24.1%) 6 (20.7%) 16 (55.2%)
2 (n=15) 2 (13.3%) 1 (6.7%) 12 (80.0%)
3 (n=7) 1 (14.3%) 1 (14.3%) 5 (71.4%)