Table 1:

Prevalence rates of overall and specific types of congenital heart disease (CHD) among live births in Taiwan, 2004 to 2010 (excluding isolated patent ductus arteriosus in preterm infants)

Type of CHD	Total no.	Period; prevalence per 1000 live births					p for trend
Type of CHD	Total no.	2004–2005	2006–2007	2008–2009	2010	2004–2010	p for trend
Overall	23 483	17.24	16.82	16.33	17.75	16.92	0.4
Severe CHD	1 872	1.52	1.41	1.20	1.11	1.35	< 0.001
Tetralogy of Fallot	810	0.65	0.59	0.53	0.55	0.58	0.06
Transposition of great arteries	583	0.46	0.49	0.37	0.28	0.42	0.001
Double outlet of right ventricle	320	0.24	0.28	0.21	0.15	0.23	0.07
Total anomalous pulmonary venous return	224	0.16	0.17	0.02	0.14	0.16	0.7
Common ventricle	152	0.11	0.15	0.09	0.05	0.11	0.03
Hypoplastic left heart syndrome	142	0.12	0.13	0.08	0.06	0.10	0.008
Common truncus	129	0.11	0.11	0.08	0.05	0.09	0.01
Tricuspid atresia	118	0.13	0.06	0.07	0.06	0.09	< 0.001
Congenital corrected transposition of great arteries	34	0.03	0.02	0.03	0.02	0.03	0.6
Mild CHD	22 997	16.80	16.49	16.02	17.49	16.57	0.8
Atrial septal defect	14 284	10.34	9.99	9.88	11.89	10.29	0.009
Patent ductus arteriosus (≥ 37 wk)	7 197	5.84	5.03	4.65	5.15	5.19	< 0.001
Ventricular septal defect	6 830	4.85	5.14	4.93	4.57	4.92	0.4
Pulmonary stenosis	2 679	2.10	2.05	1.68	1.77	1.93	< 0.001
Coarctation of aorta	656	0.48	0.46	0.45	0.55	0.47	0.7
Endocardial cushion defect	325	0.26	0.23	0.24	0.20	0.23	0.2
Aortic stenosis	221	0.13	0.16	0.18	0.19	0.16	0.08
Ebstein anomaly	62	0.05	0.04	0.05	0.03	0.05	0.8
Cor triatriatum	26	0.02	0.02	0.02	0.02	0.02	0.8