Skip to main content

Table 3 Obstetric complications and outcome of pregnancies in patients with different degree of AVB

From: Pregnancy maternal fetal outcomes among pregnancies complicated with atrioventricular block

Complications and Outcome No(%)
(M=74/F=76)a
I° AVB
(M=16/F=17)
II° AVB(n=25) III° AVB
(n=33)
p-value
Type I (M=18/F19) Type II (n=7)
Fetal complications
 Prematurity 11 (14.47) 1 (5.88) 6 (31.58) 1 (14.29) 3 (9.09) 0.116
 SGA 2 (2.63) 0 1 (5.26) 1 (14.29) 0 0.099
 Fetal distress 1 (1.32) 0 0 0 1 (3.03) 1.000
 Oligohydramnios 2 (2.63) 1 (5.88) 1 (5.26) 0 0 0.398
Maternal complications
 PROM 3 (4.05) 1 (6.25) 0 0 2 (6.06) 0.707
 GDM 3 (4.05) 0 1 (5.56) 0 2 (6.06) 1.000
 MCDA 2 (2.70) 1 (6.25) 1 (5.56) 0 0 0.389
 Preeclampsia 1 (1.35) 0 0 0 1 (3.03) 1.000
 Placental adhesion 6 (8.11) 0 3 (16.67) 1 (14.29) 2 (6.06) 0.220
 Velamentous placenta 1 (1.35) 0 1 (5.56) 0 0 0.554
 Thrombocytopenia in pregnancy 3 (4.05) 1 (6.25) 1 (5.56) 0 1 (3.03) 1.000
 proteinuria + pedal edema 1 (1.35) 0 0 1 (14.29) 0 0.095
Mode of delivery
 Caesarean section 60 (81.08) 10 (62.5) 12 (66.67) 7 (100) 31 (93.94) 0.009#
 Vaginal delivery 14 (18.92) 6 (37.5) 6 (33.33) 0 2 (6.06)
Fetal cardiac abnormalities
 Fetal TR 1 (1.32) 1 (5.89) 0 0 0 0.316
1.000
 Fetal VSD 2 (2.63) 0 1 (5.26) 0 1 (3.03)
 Transfer to ICU 4 (5.45) 1 (6.25) 0 2 (28.57) 1 (3.03) 0.053
 Transfer to cardiology 2 (2.70) 0 0 0 2 (6.06) 0.780
 Neonatal death 0 0 0 0 0 -
 Maternal death 0 0 0 0 0 -
 Postpartum hemorrhage 3 (4.05) 0 0 1 (14.29) 2 (6.06) 0.289
Mean neonatal weight (kg) 76 3148.23±435.93(n=17) 3101.05±531.61(n=19) 3278.57±545.81 3026.21±320.23 0.479
HOD (day) 74 4.37±1.14 4.44±1.14 5.28±1.60 4.87±0.89 0.160
Blood loss during delivery (ml) 74 353.12±88.44 511.11±234.86 507.14±73.19 575.75±167.29 0.001
  1. M Maternal, F Fetal, SGA Small for gestational age, PROM Premature rupture of membranes, GDM Gestational diabetes mellitus, MCDA Monochorionic diamnionic twin, TR Tricuspid Regurgitation, VSD Ventricular septal defect, ICU Intensive care unit, HOD Hospital day (total days of hospital stay)
  2. aTotal number of fetuses was 76 because there are two patients with twin pregnancies (maternal number = 74); *Two case with fetal heart hyperechoic both have been checked by high-throughput genome sequencing, and showed no abnormality in prenatal screening;
  3. #Multiple test results: comparison of I ° AVB and III ° AVB, p = 0.017; Type I AVB and III ° AVB, p= 0.031
  4. Multiple test results: comparison of I ° AVB and type I AVB, p = 0.008; I ° AVB and type II AVB p = 0.047; I ° AVB and III ° AVB, p= 0.000