Table 2 Obstetric outcomes in the HFpEF and control groups

PIH^a, n (%)

18 (6.98)

976 (2.86)

 < 0.001

Preeclampsia, n (%)

117 (45.35)

1565 (4.58)

 < 0.001

Eclampsia or Superimposed preeclmapsia, n (%)

33 (12.79)

342 (1.00)

 < 0.001

GDM^a, n (%)

21 (8.14)

2669 (7.82)

0.849

Cesarean section, n (%)

203 (78.68)

16,352 (47.91)

 < 0.001

Emergency cesarean section, n (%)

27 (10.47)

1600 (4.69)

 < 0.001

Postpartum bleeding, n (%)

69 (26.74)

3185 (9.33)

 < 0.001

ICU^a admission, n (%)

77 (29.84)

750 (2.20)

 < 0.001

Duration (SD)

3.22 (4.31)

1.63 (2.74)

 < 0.001

Preterm labor before 34 weeks, n (%)

114 (44.19)

3711 (10.87)

 < 0.001

Preterm labor before 37 weeks, n (%)

181 (70.16)

8685 (25.44)

 < 0.001

Maternal death, n (%)

3 (1.16)

27 (0.08)

0.002

Placental ischemic disease, n (%)

167 (64.73)

5104 (14.95)

 < 0.001

Postpartum hypertension, n (%)

82 (35.34)

908 (2.76)

 < 0.001

Postpartum chronic kidney disease, n (%)

12 (5.63)

260 (0.85)

 < 0.001