Table 1 Maternal and obstetric characteristics^a

Pregnant women

25 (86.2%)

Postpartum women

4 (13.8%)

Maternal age

33.6 ± 4.5

  < 35 years

17 (58.6%)

  ≥ 35 years

12 (41.4%)

Comorbidities

 Yes

15 (51.7%)

 No

14 (48.3%)

 Class 1 or 2 obesity

11 (37.9%)

 Class 3 obesity

2 (6.9%)

 Previous diabetes

2 (6.9%)

 Gestational diabetes

3 (10.3%)

 Chronic hypertension

2 (6.9%)

 Previous thromboembolism

2 (6.9%)

Parity

 Primiparous

13 (44.8%)

 Multiparous

16 (55.2%)

GA on admission

33 (29–35)

  < 24 weeks

3 (10.3%)

  ≥ 24 to  < 34 weeks

13 (44.8%)

  ≥ 34 weeks

9 (31.0%)

 Postpartum period

4 (13.8%)

Vaccination status

 No dose

28 (96.6%)

 One dose (CoronaVac vaccine)

1 (3.4%)