Table 8 Analysis of factors influencing adverse pregnancy outcomes after matching

From: Pregnancy outcomes among patients with complex congenital heart disease

Influencing factor

No adverse pregnancy outcome (n = 30)

Adverse pregnancy outcome (n = 36)

P Value

BNP > 100 pg/ml, n (%)

3 (10.0)

14 (38.89)

0.839

Arrhythmia, n (%)

4 (13.33)

6 (16.67)

0.975

NYHA Cardiac function class ≥III, n (%)

1 (3.33)

12 (33.33)

0.006

A history of cardiac surgery, n (%)

22 (73.33)

11 (30.56)

0.001

SPO2(%)

97.53 ± 2.04

93.17 ± 7.25

0.001

Age (years)

28.43 ± 3.31

28.67 ± 5.17

0.825

hemoglobin (g/L)

122.63 ± 10.83

130.67 ± 22.49

0.064

ejection fraction (%)

60.27 ± 7.14

61.53 ± 6.70

0.463

PAP (mmHg)

28.17 ± 13.07

35.82 ± 19.19

0.068

  1. CCHD Complex congenital heart disease, BNP Brain Natriuretic Peptide, NYHA Brain Natriuretic Peptide, PAP Pulmonary arterial hypertension.