Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT04629755 · ClinicalTrials.gov registry record · NA

A Smartphone Intervention for Relational and Mental Well Being

A NA study of Depression and COVID-19, sponsored by University of Washington.

Completed
Registry status
NA
Development phase
1,765
Enrollment target
1
Study location

NCT04629755: Completed NA study of Depression and COVID-19, sponsored by University of Washington.

NCT04629755 is a NA study of Depression and COVID-19 that has completed, run by University of Washington. The registered enrollment target is 1,765 participants, above the 784-participant average among 679 other Depression trials with a reported enrollment target (125% higher). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT04629755, a NA study of Depression and COVID-19, has completed, sponsored by University of Washington.

COMPLETED
Registry status
NA
Development phase
1,765 participants
Enrollment target
1
Study location

Study Summary

The primary aim of this study is to provide and evaluate a phone-based intervention to improve relational and mental well-being during the COVID-19 crisis. This information also will help us understand how individuals are responding to COVID-19 and have the potential to inform psychological and policy level interventions.

Primary Outcome

Depressed mood was measured using the first two symptom items of the Patient Health Questionnaire-2, "I felt down, depressed, or hopeless today" and "I had little interest or pleasure in doing things today"; both were rated with a slider from 0 (None of the time) to 10 (All of the time) with anchors "Some of the time" and "Most of the time" spaced evenly between.

Interventions

  • BEHAVIORAL Intervention

Study Locations (1)

Washington

  • University of Washington - Seattle

Trial Details

FieldValue
Enrollment Target 1,765 participants
Start Date 2020-04-04
Est. Completion 2020-08-03
Phase NA
University of Washington

1,048 total trials

What the finished NCT04629755 record still lists

NCT04629755 is an interventional study that assigns participants to a tested intervention. Its 1,765 participants enrollment target places it among the larger protocols in the corpus, above the 784-participant average among 679 other Depression trials with a reported enrollment target (125% higher).

The record links to 4 conditions, with Depression appearing as the primary indexed condition, and to 1 intervention - of which Intervention is the first listed.

NCT04629755 reports a single indexed study location in Washington.

Frequently Asked Questions

What is clinical trial NCT04629755 about?

NCT04629755 is a clinical study titled "A Smartphone Intervention for Relational and Mental Well Being". The primary aim of this study is to provide and evaluate a phone-based intervention to improve relational and mental well-being during the COVID-19 crisis. This information also will help us understand how individuals are responding to COVID-19 and have the potential to inform psychological and poli...

What is the current status of trial NCT04629755?

This trial is currently completed. It is a NA study. The enrollment target is 1,765 participants. The study started on 2020-04-04. Estimated completion is 2020-08-03.

What conditions does trial NCT04629755 study?

This clinical trial studies the following conditions: Depression, COVID-19, Loneliness, Relation, Interpersonal.

What interventions are being tested in trial NCT04629755?

The interventions under investigation include: Intervention (BEHAVIORAL).

Who is sponsoring clinical trial NCT04629755?

This trial is sponsored by University of Washington, which has 1,048 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT04629755 being conducted?

This trial has 1 study location across Washington. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Similar trials for Depression

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Where NCT04629755's enrollment target sits among peer trials

1,765 27th of 679 higher than 653 of 679 other Depression trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Depression trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

Nationwide trials with similar profiles

Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

Similar enrollment target

  • NCT06239688 · 1,764 participants · NA

    Evaluating a National Person-Centered Training Program to Strengthen the Dementia Care Workforce

  • NCT06872892 · 1,755 participants · Phase 3

    The AIRTIVITY™ Study: A Study to Find Out Whether BI 1291583 Helps People With Bronchiectasis

  • NCT07062172 · 1,753 participants · NA

    Lung Cancer Screening of Family Members of Patients With Mutation-Driven Lung Cancer

  • NCT03067181 · 1,780 participants · Phase 3

    Active Surveillance, Bleomycin, Etoposide, Carboplatin or Cisplatin in Treating Pediatric and Adult Patients With Germ Cell Tumors

Similar registry start date

  • NCT05962346 · started 2026-12 · NA

    Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia

  • NCT07125183 · started 2026-12 · Phase 2

    Study on Efficacy and Tolerability of Weekly Doxorubicin in Elderly Patients With Advanced or Metastatic Leiomyosarcoma

  • NCT07292298 · started 2026-11 · Phase 2

    Phase 2 Single-Arm Rectal Cancer Brachytherapy for Patients With Low-Lying Residual Adenocarcinoma After Total Neoadjuvant Therapy to Improve Organ Preservation Rates

  • NCT06358040 · started 2026-10 · NA

    Opioid Dispenser for Microdiscectomy/Laminectomy

Source: ClinicalTrials.gov NCT04629755, the US trial registry maintained by the National Library of Medicine. NCT04629755 (large enrollment · single site footprint · completed) retrieved and formatted by PlainTrial, see methodology.