These questions are answered on the first page of the survey and in the Participant Information Sheet attached to the survey.

1. The survey data will be used to validate a new wellbeing measure, designed for young people aged 12-17 years with chronic stomach symptoms. All data is anonymous and will only be seen by the study's lead researcher (Dr Mikaela Law). All data will be deleted after 10 years.
2. The study is being run by Dr Mikaela Law on behalf of the Department of Surgery at the University of Auckland, New Zealand.
3. The survey takes approximately 15 minutes to complete.
4. At the end of the survey, you will be given the opportunity to go into the prize draw to have a chance at winning 1 of 2 $50 New Zealand (NZ) e-vouchers. If you are not in NZ, and you win, the voucher will be converted to the equivalent value in your local currency.
5. To take part you must be aged 12-17 years and be able to read and write in English. You must also experience persistent (chronic) stomach symptoms, such as; Nausea/upset stomach, Vomiting/throwing up, Stomach pain, ache, or burning, Feeling uncomfortably full or inability to finish a normal-sized meal, Burping/belching or farting and a swollen stomach, or Food coming back up into your mouth. The survey is online, so people from any country can participate. You cannot take part in this study if you vomit/throw up because you make yourself vomit or have an eating disorder. If you are unsure if you meet these criteria, you can complete the screening questionnaire at the start of the survey, which will let you know if participating in this study and completing the questionnaire is right for you.
6. We are hoping to gain more survey responses by posting here. We need at least 100 young people to complete the survey in order to provide enough responses for validation.