Table 2 Results of exploratory factor analysis

Genetics training

Draw a pedigree

Discuss with a family the results of a genetic test and consult

Benefits on disease management

Diagnosis

0.720

0.779

Treatments

0.696

0.813

Prevention

0.693

0.723

Prognosis

0.587

0.716

Benefits on drug management

Drug efficacy increase

0.627

0.694

Medication cost reduction

0.711

0.755

Incidence of adverse drug reactions reduction

0.786

0.854

Severity of adverse drug reactions reduction

0.765

0.849

Exacerbation reduction

0.623

0.784

Concerns (risk) about genetics

Privacy and confidentiality not protected

0.657

0.645

Promotes discrimination against groups of people

0.759

0.697

Leads to unforeseen consequences

0.697

0.682

Affects my employability

0.765

0.818

Renders me unable to get insured

0.724

0.760

Can be misused by corporate or government bodies

0.749

0.735

Attitudes towards genetics

Will help people to live better lives

0.748

0.686

Valuable for early detection of diseases

0.625

0.746

Will help people to live longer and better

0.739

0.741

Can help a child to live a better life

0.653

0.726

% of explained variance

17.551

15.439

9.438

7.853

31.584

11.637

9.747

7.036

Initial Eigenvalues

3.686

3.242

1.982

1.649

6.633

2.444

2.047

1.478

Cronbach alpha

0.821

0.759

0.688

0.676

0.890

0.835

0.790

0.764

Item-scale correlations

0.519–0.638

0.445–0.610

0.394–0.585

0.422–0.491

0.645–0814

0.488–0.717

0.525–0.603

0.526–0.594

CR

0.87

0.83

0.79

0.77

0.89

0.87

0.84

0.82

AVE

0.53

0.50

0.48

0.46

0.62

0.53

0.58

0.53