Table 1 A proposed contents of the first layer of the information provision process

From: A tiered-layered-staged model for informed consent in personal genome testing

 

Information elements

Examples

1

Purpose of the test

Prediction of disease risks

  

Provision of information on carrier status for reproductive decision-making

  

Education/information

  

Entertainment

2

Target group

Adult consumers without health problems or positive family history

  

Couples planning to conceive

3

Limitations

Probabilistic versus diagnostic information

  

Test results may change over time

4

Implications and risks

Psychological implications (eg anxiety)

  

Medical implications (eg unnecessary follow-up)

  

Social implications (eg insurance)

  

Implications for family members

5

Tiers

Non-medical tests

  

Medical tests of limited versus high clinical validity and utility

  

Medical tests subdivided into categories (tiers) of diseases tested for

  

according to disease characteristics (eg severity, age of onset)

6

Follow-up

Follow-up testing and diagnostic workup for clinically actionable test results

7

Data protection

Access by third parties (eg researchers)

8

Sources of independent information

Links to government/consumer/patient organisation websites