1 = Male
2 = Female
3 = Prefer not to say

Ethnicity: - Selected Choice
1 = Indian
2 = Pakistani
3 = Bangladeshi
4 = Black - Caribbean
5 = Black - Other
6 = Mixed race
7 = Chinese
8 = Asian - Other
9 = White - UK, Irish
10 = White - Other European
11 = Other (please specify)

Educational Qualifications
1 = No qualifications
2 = GCSE
3 = A level/ College
4 = Undergraduate
5 = Postgraduate

Are you currently in education? - Selected Choice
1 = No
2 = Yes (Please indicate which level)

Rosenberg Self-Esteem Scale (RSES) Q21.1. On the whole, I am satisfied with myself.
0 = Strongly Disagree
1 = Disagree
2 = Agree
3 = Strongly Agree

RSES Q21.2. At times I think I am no good at all. (reverce scoring)
0 = Strongly Agree
1 = Agree
2 = Disagree
3 = Strongly Disagree

1 = Strongly Disagree
2 = Somewhat Disagree
3 = Neither Agree or Disagree
4 = Somewhat Agree
5 = Strongly Agree

FIS 14.7. Approximately in total how many friends on social media do you have?
1 = 10 or less
2 = 11-50
3 = 51-100
4 = 101-150
5 = 151-200
6 = 201-250
7 = 251-300
8 = More than 300

FIS 14.7 recoded (1-3= low; 4-8= average/high)
1 = low
2 = average/ high

FIS 14.8. In the past week, on average, approximately, how much time PER DAY have you spent actively on social media?
1 = 0 -14 minutes
2 = 15 - 29 minutes
3 = 30 - 59 minutes
4 = 1 - 2 hours
5 = 2 - 3 hours
6 = 4 - 5 hours
7 = Above 5 hours

FIS 14.8 recoded (1,2,3 & 4=2; 5,6 & 7=1)
1 = excessive amount of time
2 = Reasonable amount of time

European Cyberbullying Intervention Project Questionnaire (ECIPQ)1. Someone said nasty things to me or called me names using texts or online messages_Victim
0 = Never happened to me
1 = Happened Once or twice in the past
2 = Happens often Once a month
3 = Happens very often Once a week
4 = Happens extremely often More times a week

Cyber victmisation or cyber agressor (Vict: scored 2/3/4 to q 1-11 & 0 or 1 in q 12-22; Aggr:scored 2/3/4 tp q 12-22 &0/1 in q 1-11)
1 = Cyber Victimasation
2 = Cyber Aggressor
3 = Both
4 = none

Are you currently in education? - Yes (Please indicate which level) - Text
1 = Postgraduate
2 = Undergraduate
3 = Secondary school
4 = Vocational training