FAQ
問：我是否可以更新我的個人/住戶資料？
答：如有需要，你可以登入你的帳戶修改個人/住戶資料。請點擊「個人檔案」後按下「需要更新個人資料」並提交更新的資料。
問：我需要於何時填答更新問卷？
答：你可以於每月的首14天填答更新問卷。於每月的15日或之後，你不能夠填答該月的更新問卷，而需等待下一個月的更新。
問：領取超級市場現金券的準則是？
答：每位完成基線問卷的參與者均可獲得價值港幣50元的超級市場現金券乙張。於往後的24/36個月，每6個月完成至少 3 次更新問卷的參加者（即第 1-6 個月、7-12 個月、13-18 個月，如此類推），可額外獲得超級市場現金券（每張價值港幣50元）。
問： 於整個研究期間，我最多可以獲得多少張價值港幣50元超級市場現金券？
[適用於2022年登記的參加者]
答：你最多可以獲得7張價值港幣50元超級市場現金券，即合共港幣350元。
( $50 [完成基線問卷] + $50 x 6 [於為期36個月的研究期間完成指定數量的更新問卷] = $350 )
[適用於2023年登記的參加者]
答：你最多可以獲得5張價值港幣50元超級市場現金券，即合共港幣250元。
( $50 [完成基線問卷] + $50 x 4 [於為期24個月的研究期間完成指定數量的更新問卷] = $250 )
問：我怎樣才知道自己是否符合獲贈超級市場現金券的要求？
答：如你已符合獲贈超級市場現金券的要求，系統將會於完成該更新問卷後自動作出通知，並詢問你的寄送地址。如你未能符合要求，於「領取現金券」的頁面上則會顯示「你未有可領取的現金券」的字句。頁面亦會同時顯示在完成基線問卷後，你於每6個月填答了多少次更新問卷。
問：你們將會如何保護我的個人資料？
答：本研究所收集的數據將會絕對保密，並僅以整合形式作公開發佈或刊登於學術期刊。數據亦會於研究完成後最多五年內被銷毀。
問：我可以邀請我的朋友和家人參加這項研究嗎？
答：由於我們是透過隨機抽樣的方式邀請住戶，而每住戶只限一名參加者，因此參加者不能邀請自己的朋友或家人參加這項研究。
問：我沒有收到每月的提示電郵，應該怎麼辦？
答：請先登入你的帳戶點擊「個人檔案」，並確保於「訂閱每月提示電郵」的欄位中你揀選了「是」的選項。如於揀選後的下一個月仍未收到提示電郵，請與我們聯絡。
問：我已提交寄送地址但沒有收到超級市場現金券，應該怎麼辦？
答：[更新] 完成基線問卷後的現金券將於2個月內寄出。及後，我們將對每位參加者每6個月回答更新問卷的次數進行結算，並於結算後盡快寄出現金券至符合資格的參加者。
FAQ
Q: How can I update my personal/household profile?
A: You may log in to your account and edit your profile if necessary. Please click “Profile” then “Update profile” and submit your updated information.
Q: When do I have to fill out the monthly update?
A: You have to fill out the monthly update during the first 14 days in each month. You will not be able to fill out the monthly update on or after the 15th of each month. The next update would be collected in the following month.
Q: What are the eligibility criteria for getting a HKD50 supermarket voucher?
A: Every participant who has completed the baseline questionnaire is entitled to receive a supermarket voucher worth HKD50. Additional supermarket vouchers (each HKD50) would be offered to participants who complete at least 3 monthly updates in every 6 months (months 1-6, months 7-12, months 13-18 and so on).
Q: How many HKD50 supermarket vouchers can I get at most throughout the whole study?
A: [For participants enrolled in 2022] At most, you can get 7 supermarket vouchers worth HKD50 each, amounting to HKD350. ( $50 [completing baseline questionnaire] + $50 x 6 [completing specified number of monthly updates throughout the 24-/36-month study period] = $350 )
[For participants enrolled in 2023] At most, you can get 5 supermarket vouchers worth HKD50 each, amounting to HKD250. ( $50 [completing baseline questionnaire] + $50 x 4 [completing specified number of monthly updates throughout the 24-month study period] = $250 )
Q: How do I know whether I am eligible to receive a supermarket voucher?
A: If you have met the eligibility criteria for getting a supermarket voucher, the system will automatically notify you and ask for your delivery address after you have completed the corresponding monthly update. If the eligibility criteria were not met, the sentence "No redeemable incentives yet" will be displayed on the "Incentive" page. The page also shows the number of monthly updates you have completed every 6 months subsequent to your completion of baseline questionnaire.
Q: What will you do to protect my personal information?
A: All data collected in this study will be kept strictly confidential and reported only in aggregate form for publicity and publication in academic journals. They will also be destroyed in no more than 5 years after the completion of study.
Q: Can I invite my friends and family members to join this study?
A: As households are invited based on random sampling and participation is limited to one member within the household only, participants could not invite their own friends or family members to join this study.
Q: I did not receive monthly email reminder, what should I do?
A: Please log in to your account and click “Profile”, and make sure you have indicated “Yes” in “Subscribe to monthly reminder emails”. If you still could not receive the email reminder in the following month after indicating “Yes”, please contact us.
Q: I have submitted my delivery address but have not yet received my supermarket voucher(s), what should I do?
A: [UPDATED] Supermarket voucher for completing the baseline questionnaire will be sent out within 2 months. And later, the number of times each participant has completed the monthly updates will be settled in every 6 months, and supermarket vouchers will be sent out to eligible participants as soon as possible after the settlement.
