Table 3 Uptake of routine ultrasound examination, Combined Ultrasound and Biochemical test (CUB), Chorionic Villus Sampling (CVS) and Amniocentesis (AC) during 2011 to 2013, and test of trenda
From: Prenatal diagnosis in Sweden 2011 to 2013—a register-based study
Variable | Total | 2011 | 2012 | 2013 | Trenda | ||||
|---|---|---|---|---|---|---|---|---|---|
N = 284,789 | n = 88,140 | n = 96,043 | n = 100,606 | ||||||
n | % | n | % | n | % | n | % | ||
Ultrasound | 281,562 | 98.9 | 85,561 | 97.1 | 97,500 | 99.6 | 100,310 | 99.7 | |
Yes | 274,899 | 97.6 | 83,549 | 97.6 | 93,386 | 97.6 | 97,964 | 97.7 | 0.716 |
No | 6663 | 2.4 | 2.012 | 2.4 | 2314 | 2.4 | 2337 | 2.3 | |
CUB | 278,230 | 98.0 | 84,827 | 96.2 | 94,900 | 98.8 | 99,503 | 98.9 | |
Yes | 92,207 | 33.0 | 25,316 | 29.8 | 30,826 | 32.5 | 36,065 | 36.2 | <0.001 |
No | 187,023 | 67.0 | 59,511 | 70.2 | 64,074 | 67.5 | 63,438 | 63.8 | |
CVS | 280,898 | 98.6 | 85,308 | 96.8 | 95,465 | 99.4 | 100,125 | 99.5 | |
Yes | 2983 | 1.1 | 868 | 1.0 | 927 | 1.0 | 1188 | 1.2 | <0.001 |
No | 277,915 | 98.9 | 84,440 | 99.0 | 94,538 | 98.8 | 98,937 | 98.8 | |
AC | 280,667 | 98.6 | 85,213 | 99.3 | 95,395 | 99.3 | 100,059 | 99.5 | |
Yes | 7318 | 2.6 | 2500 | 2.9 | 2473 | 2.6 | 2345 | 2.3 | <0.001 |
No | 273,349 | 97.4 | 82,713 | 97.1 | 92,922 | 97.4 | 97,714 | 97.7 | |