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Table 1 Uptake of Combined Ultrasound and Biochemical test (CUB) per County (N = 21) 2011 to 2013

From: Prenatal diagnosis in Sweden 2011 to 2013—a register-based study

County CUB Proportionsa
  2011 2012b 2013 2013
  % % % %
1 41.0 47.4 53.2 26.1
2 18.4 19.5 21.4 17.0
3 26.4 27.8 30.1 13.8
4 81.4 78.9 80.3 4.4
5 23.7 25.0 24.9 3.5
6 64.9 66.6 66.9 3.4
7 6.7 7.9 7.0 2.9
8 59.5 61.6 63.4 2.9
9 2.4 3.0 2.7 2.7
10 5.1 5.1 3.9 2.5
11 10.4 11.7 11.0 2.5
12 6.4 9.3 9.7 2.4
13 48.9 56.3 60.9 2.4
14 1.1 1.7 2.2 2.2
15 5.3 6.7 8.8 2.1
16 13.1 13.7 12.6 2.1
17 2.9 28.8 66.7 2.1
18 4.2 18.9 75.1 1.9
19 2.0 3.9 5.3 1.3
20 13.3 16.2 15.1 1.1
21 12.5 14.6 14.2 0.5
Total 29.8 32.5 36.2 100
  1. aProportions of births per county in relation to the total number of births in Sweden 2013 (N = 113,593)
  2. bCounty no 17 and no 18 changed their guidelines of prenatal diagnosis during 2012