Table 1 Characteristics: Prenatal diagnosis of CCHD (N = 96)
Demographic | All (N=96) | Lt duct dependant heart (N =40) | Rt duct dependant heart (N=37) | Transposition of the great arteries (N=16) | Congenital Heart Blocka/ (N=3) |
|---|---|---|---|---|---|
Maternal age (years) | 32.6 (6.5) | 32.8 (6.4) | 33.8 (6.1) | 28.6 (6.5) | 37.3 (3.2) |
Maternal BMIb (kg/m2) | 26.6 (5.6) | 27.8 (6.5) | 25.3 (4.4) | 26.1 (5.3) | 30.4 (6.1) |
Maternal ethnicity | |||||
 White Irish | 58 (60%) | 25 (63%) | 22 (59%) | 10 (63%) | 1 (33%) |
 White European | 19 (20%) | 9 (23%) | 7 (19%) | 3 (19%) | 0 |
 Black African | 6 (6%) | 3 (8%) | 1 (3%) | 2 (13%) | 0 |
 Asian | 8 (8%) | 1 (3%) | 5 (14%) | 0 | 2 (67%) |
 Mixed race/other | 5 (5%) | 2 (5%) | 2 (5%) | 1 (6%) | 0 |
Gestational age at prenatal diagnosis | 22.4 (3.2) | 23.0 (4.1) | 21.7 (2.0) | 22.2 (1.6) | 25.8 (6.3) |
Family History of CHD | 9 (9%) | 3 (8%) | 6 (16%) | 0 | 0 |
Referral from secondary/ regional centre | 28 (29%) | 18 (45%) | 7 (19%) | 2 (13%) | 1 (33%) |
Diabetes | 1 (1%) | 1 (3%) | 0 | 0 | 0 |