2a) Main reason for choosing to attend prenatal screening* | % | n/N | 95% CI |
 My partner and I agreed on participating | 74.5 | 636/854 | 0.71–0.77 |
 To me it was self-evident to participate | 49.6 | 424/854 | 0.46–0.53 |
 Everyone I know have had the screening | 4.8 | 41/854 | 0.04–0.06 |
 Advice from doctor | 4.9 | 42/854 | 0.04–0.07 |
 The child’s father wanted me to participate | 4.5 | 38/854 | 0.03–0.06 |
 Advice from midwife | 3.7 | 32/854 | 0.03–0.05 |
2b) Had the prenatal screening impact on your worries about whether something was wrong with the child? | |||
 Yes, it increased my concerns | 9.5 | 79/828 | 0.08–0.12 |
 Yes, it reduced my concerns | 61.5 | 509/828 | 0.58–0.65 |
 No, the screening did not affect my concerns | 18.0 | 149/828 | 0.16–0.21 |
 I never had any concerns there was something wrong with the child | 11.0 | 91/828 | 0.09–0.13 |
2c) How would you describe your experience with the combined test? | |||
 Very positive | 58.3 | 483/828 | 0.55–0.62 |
 Positive | 34.1 | 282/828 | 0.31–0.37 |
 Neither positive nor negative | 6.5 | 54/828 | 0.05–0.08 |
 Negative | 0.6 | 5/828 | 0.00–0.01 |
 Very negative | 0.5 | 4/828 | 0.00–0.01 |
2d) Why did you choose to not do the combined test? * | |||
 Do not consider myself at being at risk of having a child with foetal anomalies | 39.0 | 92/234 | 0.33–0.46 |
 Do not think I could make a decision if there was a possibility for foetal anomalies | 38.9 | 91/234 | 0.33–0.45 |
 Do not think it is reliable enough | 26.1 | 61/234 | 0.21–0.32 |
 My values and beliefs | 52.6 | 123/234 | 0.46–0.59 |