Construction of the questionnaire involved adapting questions from a review of existing literature that had looked at the reasons behind children’s purchases from fast food takeaway outlets.3 , 4 , 15 , 16 Participants were asked to self-report their gender, age, date of birth and ethnicity. 17 Free school meal entitlement was used as a proxy measure of deprivation in our survey, and it is also commonly used to investigate schoolchildren families’ income level.3 , 18 Participants were also asked how often they would purchase food/drinks from fast food takeaway outlet over a week period. Previous studies have also used this type of question to define frequency of fast food consumption.3 , 4 Participants were asked to indicate what portion size of chips they would normally purchase http://datingranking.net/it/christian-dating-it/. Participants were asked to rank their three most popular types of beverages they would normally purchase. Participants were also asked to report their average level of physical activity during weekends and weekdays on the same questionnaire. Response options include from <2 h, 2–5 h and 5 h or more per day.
Good pilot study of brand new survey try carried out with a little test out-of youngsters (n=30) old several–thirteen age. Advice regarding the pilot studies integrated rewording all the questions are top realized and to maximum what amount of discover-ended questions. New survey try distributed in colleges ranging from and you will are done from the 193 people. Continue reading “Ethnicity is actually based on a changed listing regarding the Office for National Statistics 2001 census group group out-of ethnicity”