Table 2 Participant characteristics

 20–29

1

 30–34

11

 35–39

11

 0

3

 1

15

 2

4

 3

1

 White British

14

 Mixed Race*

5

 White Other

3

 Black African

1

 Postgraduate

17

 Undergraduate

4

 A-levels

2

 Fulltime

17

 Self employed

4

 Part time

1

 Home maker

1

 With partner/spouse and children

19

 With partner/spouse

2

 With partner/spouse, children and other family

1

 With housemates

1