Outcomes of women with congenital heart disease admitted to acute-care hospitals for delivery in Japan: a retrospective cohort study using nationwide Japanese diagnosis procedure combination database

Table 4 In-hospital outcomes and readmission to the same hospital within 1 year after delivery

Total N = 201	n (%) or median (inter-quartile range)
Total N = 201	Simple n = 103	Moderate n = 69	Great n = 29	P value
In-hospital outcome
Use of ECMO^a, IABP^b	0 (0.0%)	0 (0.0%)	0 (0.0%)
In-hospital death	0 (0.0%)	0 (0.0%)	0 (0.0%)
Cardiac surgery during hospitalization	1 (1.0%)	0 (0.0%)	0 (0.0%)	0.620
Volume of intrapartum hemorrhage (mL)	598 (392–874)	569 (372–800)	660 (368–809)	0.686
Utilization of intensive care unit	22 (21.4%)	29 (42.0%)	7 (24.1%)	0.011
Length of hospitalization (days)	9.0 (7.0–11.0)	10.0 (8.0–24.0)	11.0 (8.0–36.0)	0.002
Exacerbation of heart failure (requiring intravenous diuretics)	2 (1.9%)	5 (7.2%)	2 (6.9%)	0.204
Arrhythmic event
requiring cardioversion or pacemaker	0 (0.0%)	0 (0.0%)	0 (0.0%)
requiring intravenous antiarrhythmics	1 (1.0%)	0 (0.0%)	0 (0.0%)	0.620
Peripartum intravenous use of antibiotic agents	81 (78.6%)	55 (78.3%)	22 (75.9%)	0.950
Use of heparin
Before delivery	0 (0.0%)	1 (1.4%)	2 (6.9%)	0.026
After delivery	3 (2.9%)	2 (2.9%)	1 (3.4%)	0.988
Use of warfarin after delivery	2 (1.9%)	1 (1.4%)	1 (3.4%)	0.810

ISSN: 1471-2261