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Table 6 Clinical Knowledge Scores

From: Prenatal screening in the era of non-invasive prenatal testing: a Nationwide cross-sectional survey of obstetrician knowledge, attitudes and clinical practice

  Correct Answer Correct response, n (%)
Where does cell-free DNA originate from? Placenta cells 74 (78.7%)
NIPT can be offered from 8 weeks of pregnancy. False 86 (91.5%)
All the chromosomal abnormalities diagnosed via amniocentesis can be detected via NIPT. False 91 (96.8%)
NIPT is a diagnostic test for Trisomy 21. False 91 (96.8%)
A high risk NIPT result should be confirmed with invasive testing. True 94 (100%)
NIPT has a better detection rate for Trisomy 21 than FTS. True 85 (90.4%)
NIPT has a lower false-positive rate for Trisomy 21 than FTS. True 69 (73.4%)
In which of the following scenarios is NIPT more likely to fail (i.e. give a “no call” result)?
Foetal aneuploidy True 65 (69.1%)
Hypertension False 90 (95.7%)
Low maternal body mass index (BMI) False 81 (86.2%)
Type 2 Diabetes Mellitus (DM) False 58 (61.7%)
Systemic lupus erythematosus (SLE) True 39 (41.5%)