Evaluation of the Implementation of Expanded Carrier Screening Before Pregnancy in Hong Kong

"Saliva/swab shall be collected from couple for Hereditary Disease DNA screening test. Blood sample shall be taken by venipuncture of women for Fragile X carrier screening A pre-test questionnaire will be conducted to assess subject's knowledge, views and preferences in receiving expanded carrier screening, choice of having concurrent or sequential screening, factors affecting their choices, anxiety level, and their willingness to pay for the test.~A post-test self-administered questionnaire shall be filled in by the patient on receiving the test results.~Couples who receive a screen positive result shall be subsequently referred to Queen Mary Hospital for joint counselling by clinical geneticist and gynaecologist. This consultation shall be audiotaped or videotaped."