Women's uptake of non-invasive DNA testing following a high-risk screening test for trisomy 21 within a publicly funded healthcare system: findings from a retrospective review
Women's uptake of non-invasive DNA testing following a high-risk screening test for trisomy 21 within a publicly funded healthcare system: findings from a retrospective review
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DOI:
10.1002/pd.4544
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发表时间:
2015-04-01
影响因子:
3
通讯作者:
Sahota, Daljit Singh
中科院分区:
文献类型:
--
作者:
Chan, Yiu Man;Leung, Wing Cheong;Sahota, Daljit Singh
ObjectiveThe objective of the study was to evaluate the uptake of non-invasive cell-free fetal DNA screening test (NIDT) after a high-risk screening result for trisomy 21MethodsAssociation between maternal and pregnancy characteristics on women's test choice was assessed after adjusting for confounding factors in Hong Kong Chinese women who had a high-risk (term risk 1:250) first-trimester or second-trimester screening test at three public hospitals. Main outcome measures were rate of declining further testing and obstetric and maternal factors impacting on patient's selection of testing options.ResultsCompared with the pre-NIDT period, the availability of NIDT resulted in a 45% (P1:10' (aOR=7.36, 95% CI 4.22-12.8) and 1:10 to 1:50' (aOR=1.53, 95% CI 1.01-2.32) were more likely to opt for chorionic villi sampling or amniocentesis.ConclusionsNIDT reduced the refusal rate. Uptake of NIDT was highest in pregnancies of nulliparous women. (c) 2014 John Wiley & Sons, Ltd.