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iPAY Research Panel Portal · EdUHK
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About

Digital life & screen timeHealth & lifestyleMental health & wellbeing

A 4-week study on evening screen use, sleep quality and next-day mood among panel members aged 18-35. One baseline questionnaire (20 min) plus a 2-minute morning diary for 14 days.

Eligibility

All criteria must match
Age ≥ 18Age ≤ 35Panel waves completed ≥ 1
Notes
Adults 18-35 who own a smartphone. Regular night-shift workers are not eligible.

Enrolments (13)

Participant Status Source Enrolled Completed Coupon Actions
Participant 25 PT-PDCPY · Research ID Enrolled Self-enrolled 23/08/2026 11:02 - - Message
Participant 08 PT-6XFGD · Research ID Enrolled Self-enrolled 22/08/2026 22:14 - - Message
Participant 21 PT-MRS45 · Research ID Enrolled Self-enrolled 18/08/2026 19:20 - - Message
Participant 19 PT-CXPGR · Research ID Enrolled Self-enrolled 17/08/2026 12:47 - - Message
Participant 16 PT-Z2YLE · Research ID Enrolled Self-enrolled 16/08/2026 08:05 - - Message
Participant 28 PT-73SN7 · Research ID Completed Self-enrolled 15/08/2026 13:10 22/08/2026 18:44 Pending approval Message
Participant 10 PT-RF454 · Research ID Enrolled Self-enrolled 14/08/2026 21:30 - - Message
Participant 06 PT-YDQ6A · Research ID Enrolled Self-enrolled 14/08/2026 20:11 - - Message
Participant 03 PT-9ZQ76 · Research ID Active Self-enrolled 13/08/2026 09:40 - - Message
Participant 11 PT-ZSB4M · Research ID Completed Self-enrolled 12/08/2026 11:00 20/08/2026 21:15 Pending approval Message
John Smith PT-DNF2L · Research ID Enrolled Self-enrolled 12/08/2026 10:15 - - Message
Participant 07 PT-CMVMQ · Research ID Completed Self-enrolled 11/08/2026 15:30 18/08/2026 20:02 Approved Message
Participant 02 PT-4QKJT · Research ID Active Self-enrolled 11/08/2026 14:02 - - Message
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