Tokyo, May 2 -- UMIN Clinical Trials Registry (UMIN-CTR) received information related to the study (UMIN000061440) titled 'The impact of using a digital sleep diary on sleep quality among nursing students' on May 1.

Study Type: Interventional

Study Design: Basic Design - Parallel Randomization - Randomized Blinding - Open -no one is blinded Control - No treatment

Primary Sponsor: Institute - University of Nagasaki

Condition: Condition - Decreased sleep quality in nursing students Classification by malignancy - Others Genomic information - NO

Objective: Narrative objectives1 - To clarify the impact of introducing a digital sleep diary on sleep quality among nursing students. Basic objectives2 - Efficacy

Intervention: Interventions/Control_1 - Name: Self-monitoring using a digital sleep diary Description: During a 2-week intervention period, participants use a smartphone (Google Forms) every morning to record their previous night's sleep. The entered data is automatically aggregated and visualized, and participants receive daily feedback, including brief behavioral suggestions to promote sleep improvement. Interventions/Control_2 - Name: Usual student life (No intervention) Description: Participants spend their usual student life without keeping a sleep diary.

Eligibility: Age-lower limit - 18 years-old = Gender - Male and Female Key inclusion criteria - 2nd-year nursing students enrolled in a 3-year nursing vocational school, aged 18 years or older.

Those who own and can use a smartphone daily.

Those who provided informed consent to participate in this study. Key exclusion criteria - Those who regularly take sleep medications, anti-anxiety medications, or have psychiatric disorders significantly affecting sleep.

Those with extremely irregular menstrual cycles (e.g., dysmenorrhea) or receiving hormone therapy. Target Size - 64

Recruitment Status: Recruitment status - Preinitiation Date of protocol fixation - 2026 Year 04 Month 01 Day Anticipated trial start date - 2026 Year 05 Month 11 Day Last follow-up date - 2026 Year 05 Month 25 Day

To know more, visit https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000070282

Disclaimer: Curated by HT Syndication.