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Table 4 Perinatal prevalence of birth defects in Monchegorsk that require mandatory reporting in the Russian Federation

From: Prevalence of birth defects in an Arctic Russian setting from 1973 to 2011: a register-based study

Birth defects

Total number in Monchegorsk

Prevalence in Monchegorsk1

Anencephaly

7

0.2 (0.1-0.4)

Spina bifida

17

0.6 (0.3-0.8)

Encephalocele

0

0

Congenital hydrocephalus

31

1.0 (0.7-1.4)

Anophthalmos, microophthalmos

2

0.1 (0–0.2)

Anotia, microtia,

2

0.1 (0–0.2)

Transposition of large vessels

1

0.03 (0–0.1)

Hypoplastic left heart

0

0

Cleft palate

16

0.5 (0.3-0.8)

Cleft lip with or without cleft palate

27

0.9 (0.6-1.2)

Oesophageal atresia

6

0.2 (0–0.4)

Ano-rectal atresia

3

0.1 (0–0.2)

Hypospadias

53

1.7 (1.3-2.2)

Renal agenesis or disgenesis

2

0.1 (0–0.2)

Epispadias

1

0.03 (0–0.1)

Urine bladder exstrophy

3

0.1 (0–0.2)

Reducing limb malformations

13

0.4 (0.2-0.7)

Diaphragmatic hernia

1

0.03 (0–0.1)

Omphalocele

4

0.1 (0–0.3)

Gastroschisis

2

0.1 (0–0.2)

Multiple congenital

2

0.1 (0–0.2)

Down Syndrome

30

1.0 (0.6-1.3)

Total rate of BD mandatory for registration

223

7.3 (6.4-8.3)

  1. 1Prevalence per 1000 newborns (LB plus SB) and 95% CI.