Digital intervention to enhance positive emotions for anxiety and depression

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

Not applicable Interventional National University of Singapore · NCT06978257

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.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment2400 (estimated)
Ages21 Years to 64 Years
SexAll
SponsorNational University of Singapore Academic / other
Locations1 site (Singapore)
Trial IDNCT06978257 on ClinicalTrials.gov

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.

Who should consider this trial

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

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

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

Eligibility criteria

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 this trial is running

Singapore

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Mild to Moderate Anxiety and Depressionanxietydepression
Last reviewed 2026-06-13 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.