Congenital Anomalies and Termination of Pregnancy in Iran

Table 2

Termination of pregnancy by the type of birth defects.

Type of anomaly	Group I		Group II		Total
	Number	Percent	Number	Percent	Number	Percent
Down syndrome	14	7.0	37	9.2	51	8.5
Hydrocephaly	19	9.5	50	12.4	69	11.4
Chromosomal anomaly	3	1.5	9	2.2	12	2.0
Limb deformation	14	7.0	48	11.9	62	10.3
Heart anomaly	7	3.5	5	1.2	12	2.0
Hydrops fetalis	26	12.9	35	8.7	61	10.1
Spinal muscular atrophy	8	4.0	7	1.7	15	2.5
Oligohydramnios	21	10.4	28	7.0	49	8.1
Microcephaly	7	3.5	25	6.2	32	5.3
Polyhydramnios	8	4.0	19	4.7	27	4.5
Major thalassemia	6	3.0	0	0.0	6	1.0
Neural tube defects	44	21.9	92	22.9	136	22.6
Others	24	11.9	47	11.7	71	11.8