Table 1 Summary of attributes and levels used in the DCE survey

From: Do health professionals value genomic testing? A discrete choice experiment in inherited cardiovascular disease

Test attribute Possible levels for each testing alternative
Whole genome sequencing Whole exome sequencing Cardiac panel test Genetic testing not indicated
Ability of the test to identify pathogenic mutations Pathogenic mutation is identified in 20 out of every 100 cases Pathogenic mutation is identified in 0 out of every 100 cases
Pathogenic mutation is identified in 30 out of every 100 cases
Pathogenic mutation is identified in 40 out of every 100 cases
Pathogenic mutation is identified in 50 out of every 100 cases
Ability of the test to identify variants of unknown significance Variant of unknown significance is identified in 10 out of every 100 cases Variant of unknown significance is identified in 0 out of every 100 cases
Variant of unknown significance is identified in 20 out of every 100 cases
Variant of unknown significance is identified in 30 out of every 100 cases
Test cost £1000 £500 £150 £0
£3000 £1500 £300
£5000 £2500 £450
£7000 £3500 £600
Quantity of counselling received 40 min 40 min 10 min 0 min
50 min 50 min 20 min
60 min 60 min 30 min
Disclosure of secondary findings No secondary findings disclosed No secondary findings disclosed
Subset of well-characterised secondary findings disclosed