Overall answer Correct
(Total- 410)
% (95% CI)
Answer Correct in Nursing Group  (Total- 186)
% (95% CI)
Answer Correct in Midwifery Group (Total- 138)
 % (95% CI)
Answer Correct in Doctor Group (Total- 86)
% (95% CI)
Time of Dating/NT Scan   58
(53.0 to 63.0)
  49.4
(42.4 to 56.6)
  68.1
(59.9 to 75.3)
  60.4
(49.9 to 70.1)
Increased NT indicates higher risk   35.1
(30.6 to 39.9)
  30.6
(24.5 to 37.6)
  37.6
(30.0 to 46.0)
  40.6
(30.9 to 51.3)
Can blood tests be used in DS screening?  32.1
(27.9 to 36.9)
  27.9
(22.0 to 34.8)
  26.8
(20.1 to 34.8)
  50.0
(39.7 to 60.3)
Identify risk factor for DS   57.8
(52.9 to 62.5)
  47.3
(40.3 to 54.5)
  45.6
(37.6 to 53.9)
 68.6
(58.2 to 77.4)
Are Blood tests and NT used to screen DS?   48.0
(43.2 to 52.9)
 42.4
(35.6 to 49.7)
 52.1
(43.9 to 60.3)
  53.4
(43.0 to 63.7)
Can CVS/Amniocentesis confirm DS?   70.2
(65.7 to 74.5)
  63.9
(56.9 to 70.5)
  65.2
(56.9 to 72.7)
  91.8
(84.1 to 96.0)
Is there Procedure related miscarriage with above invasive testing?   47.3
(42.5 to 52.0)
  38.1
(31.5 to 45.3)
  34.7
(27.4 to 43.0)
 87.2
(78.5 to 92.7)
Is DS associated with malformations such as heart defects?   93.9
(91.1 to 95.8)
  96.2
(92.4 to 98.2)
  88.4
(82.0 to 92.70
  97.6
(91.9 to 99.4)
Can Fetal malformations be diagnosed by scans?   96.8
(94.7 to 98.1)
  97.3
(93.9 to 98.9)
  95.6
(90.8 to 97.9)
  97.6
(91.9 to 99.4)
What is the suitable time for a scan to diagnose fetal malformations?   77.5
(73.3-81.3)
  72
(65.2 to 78.0)
  77.5
(69.9 to 83.7)
  89.5
(81.3 to 94.4)
Table 4: Questionnaire responses from staff sample (CI-Confidence interval) (NT-Nuchal translucency, DS-Down’s syndrome, CVS-chorionic villus sampling).
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