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Table 1 Demographic characteristics of perinatals with CHD and their mothers in Guangdong, China, 2008-2012

From: Prevalence of congenital heart defect in Guangdong province, 2008-2012

Characteristics

 

Maternal age, y

28.19 ± 4.92

Education

 

Illiterate

29 (0.55%)

1 ~ 6 years

172 (3.26%)

7 ~ 9 years

1771 (33.62%)

10 ~ 12 years

1939 (36.81%)

13 ~ 16 years

1347 (25.57%)

Unknown

10 (0.19%)

Gestational age (week)

 

<37

1841 (34.95%)

≥37

3427 (65.05%)

Fetal sex

 

Male

2975 (56.47%)

Female

2649 (43.30%)

Unknown

76 (0.23%)

Birth weight (g)

2748.00 ± 795.15

Fetal number

 

Singleton

4979 (94.51%)

Twin

303 (5.30%)

Multi-fetal

10 (0.19%)

  1. Data are expressed as mean ± standard deviation or no. (%).