Table 1

Baseline characteristics of patient with and without HF

Total group
n=1321
Patient with HF
n=173
Patient without HF
n=1148
p Value
Mean age in years (SD)30 (5.6)29 (6.2)30 (5.6)0.18
Nulliparity (%)5042510.021
Atrial fibrillation (%)26.41.3<0.001
Hypertension6.78.16.50.45
Smoking (%)3.343.10.53
Any medication before pregnancy (%)2836270.01
NYHA class (%)<0.001
 NYHA class 1703676
 NYHA class 2254821
 NYHA class 33.1151.3
 NYHA class 40.31.20.2
WHO category (%)<0.001
 WHO 1181.821
 WHO 2391942
 WHO 3386035
 WHO 44191.9
Type of lesion (%)<0.001
 Left sided lesions6845
 Right sided lesions1227
 Shunt lesions2027
Type of heart disease (%)<0.001
 Valvular heart disease253724
 Cardiomyopathy6.7214.5
 Ischaemic heart disease (%)1.91.22
 CHD (%)664170
  Complexity of CHD0.24
  Simple CHD (%)353526
  Moderate complex CHD (%)525257
Complex CHD (%)131317
  • CHD, congenital heart disease; HF, heart failure; NYHA New York Heart Association.