Table 3.

Comorbidities in pregnant women who were positive for SARS‐CoV‐2 infection and corresponding morbidities in negative controls

Parameter	SARS‐CoV‐2‐positive (n = 106)	Negative controls (n = 103)	P
Maternal (co)morbidity	76 (71.7)	50 (48.5)	0.007
Pre‐eclampsia	21 (19.8)	11 (10.7)	0.08
Hypertensive disorder other than pre‐eclampsia	17 (16.0)	18 (17.5)	0.8
Diabetes	26 (24.5)	13 (12.6)	0.03
Anemia	8 (7.5)	7 (6.8)	1.0
Asthma	8 (7.5)	4 (3.9)	0.4
Cholestasis	4 (3.8)	5 (4.9)	0.7
Hypothyroidism	4 (3.8)	2 (1.9)	0.7
Hyperthyroidism	1 (0.9)	0	1.0
Thyroiditis	1 (0.9)	0	1.0
Lupus	2 (1.9)	0	0.5
Other	11 (10.4)*	7 (6.8)†	0.5
Number of comorbidities
One	52/76 (68.4)	34/50 (68.0)	1.0
Two	21/76 (27.6)	15/50 (30.0)	0.8
Three	3/76 (3.9)	1/50 (2.0)	1.0

Data are given as n (%) or n/N (%).

^*One case each of: epilepsy, syphilis, Von Willebrand disease, human immunodeficiency virus, hepatitis C, consanguinity, pyelonephritis, bariatric surgery, sickle cell disease, breast cancer and bicornuate uterus.

^†One case each of: pancreatitis, Von Willebrand disease, breast cancer, epilepsy, gastroenteritis, protein S deficiency and fibroids.