Clinical trial Recruiting at 1 site Interventional Ages 21 to 64

Digital intervention to enhance positive emotions for anxiety and depression

Official title: Protocol of a Two-Arm Randomized Controlled Trial (RCT) of Digital Positive Affect Intervention Study

Run by National University of Singapore · NCT06978257 · Data updated 2026-11-12

This study is testing a six-week online program that helps adults with mild to moderate anxiety and depression boost their positive feelings to see if it improves their emotional well-being.

More Depression and/or Anxiety in the Mild-to-moderate Range trials

Quick facts

Study typeInterventional
Ages21 Years to 64 Years
SexAll
Enrollment2400 (estimated)
SponsorNational University of Singapore
Academic / other
Locations1 site (Singapore)
StatusRecruiting
StartedApril 1, 2025
Main results expectedJune 30, 2029
Study endsJune 30, 2029
Registry record updatedJune 26, 2025
Trial IDNCT06978257 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults aged 21 to 64 who are experiencing mild to moderate anxiety or depression and are proficient in English.

Probably not a fit

Patients with severe anxiety or depression, or those with significant suicidal thoughts, may not benefit from this intervention.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study evaluates the effectiveness of a six-week digital positive affect intervention (PAI) designed to improve emotional well-being in adults experiencing mild to moderate anxiety and depression. Participants will be randomly assigned to either the PAI, which includes therapeutic content and daily prompts to foster positive emotions, or an active control group that focuses on mood self-monitoring. The trial will assess various psychosocial outcomes at multiple time points, including quality of life and emotion regulation. Additionally, the study aims to identify factors that influence the intervention's effectiveness and gather feedback on its acceptability.

Why it matters

Potential benefit: If successful, this intervention could provide a novel approach to enhancing emotional well-being and reducing symptoms of anxiety and depression.

How similar studies have gone: While traditional positive affect therapies have shown promise, this digital approach is relatively novel and has limited empirical evaluations.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion criteria

* Adults aged between 21 and 64 years
* Proficient in written and spoken English
* Ability to provide informed consent
* Scores between 5 and 14 on the Generalized Anxiety Disorder-7 (GAD-7) scale OR
* Scores between 5 and 19 on the Patient Health Questionnaire-9 (PHQ-9) scale
* Scores below 6 on the Altman Self-Rating Mania (ASRM) scale
* Possess an active smartphone with a valid Singapore phone number
* Mainly based in Singapore, within the next 15 months Exclusion criteria
* Failure to meet the above inclusion criteria
* Significant suicidal thoughts within the past two weeks, defined as self-reporting "more than half the days" or "nearly every day" on the PHQ-9 Item 9.
* Received psychiatric diagnoses of bipolar disorder, disorders of psychosis, severe clinical anxiety, or severe clinical depression.
* Severe clinical anxiety (scores of 15 to 21 on the GAD-7)
* Severe clinical depression (scores of 20-27 on the PHQ-9)

Where it's running

  • National University of Singapore (NUS)
    Singapore, Singapore
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.