THIS IS SHOWN ONLY IN TEST MODE gender chosen child
1 = Male
2 = Female
3 = Prefer to self-describe

Facebook
0 = No
1 = Yes

Facebook
1 = Have my own profile
2 = Use parent/carer's profile
3 = Use someone else's profile
4 = Don't have a profile
5 = Don't know

Facebook
2 = 1 year
3 = 2 years
4 = 3 years
5 = 4 years
6 = 5 years
7 = More than 5 years
8 = Don't know
9 = 0-5 months
10 = 6 -11 months

Facebook
1 = Yes
2 = No
3 = Don't know

Facebook
1 = My actual date of birth
2 = A different date of birth to make me older than the previous date of birth entered
3 = A different date of birth to make me younger than the previous date of birth entered
4 = Don't remember
5 = Prefer not to say

Facebook
1 = 10
2 = 11
3 = 12
5 = 13
6 = 14
7 = 15
8 = 16
9 = 17
10 = 18+
11 = Don't remember / Don't know

Facebook
1 = My actual date of birth
2 = My birthday but a different year (making me older)
3 = A random birthday (making me older)
4 = Someone else's date of birth who is older than me/ my parent/carer's date of birth
5 = Other date of birth to make me older
6 = Don't remember

Facebook
1 = Yes in the past week
2 = Yes in the past month
3 = Yes 2-3 months ago
4 = Yes 4-6 months ago
5 = Yes more than 6 months ago
6 = No
7 = Don't know

Facebook
1 = I have one profile
2 = I have more than one profile

Please confirm how you completed this survey.
1 = Giving all your own views and experiences, without help from an adult/parent
2 = Giving your own views and experiences, with help from an adult/parent
3 = Having an adult/parent give their opinion of your views and experiences

13 = 13
14 = 14
15 = 15
16 = 16
17 = 17
18 = 18+

Facebook
1 = I was asked to prove my age
2 = Other
3 = Don't know/ can't remember

8 = 8
9 = 9
10 = 10
11 = 11
12 = 12
13 = 13
14 = 14
15 = 15
16 = 16
17 = 17