NCT04646473 is a NA clinical trial of SweetGoals app in Type 1 Diabetes, sponsored by Trustees of Dartmouth College.

Who is sponsoring NCT04646473?

NCT04646473 is sponsored by Trustees of Dartmouth College.

What drugs are being tested in NCT04646473?

Interventions in NCT04646473: SweetGoals app, Coaching, Incentives.

What condition does NCT04646473 study?

NCT04646473 studies Type 1 Diabetes.

Is NCT04646473 still recruiting?

NCT04646473 is currently completed. Last updated 29 July 2025.

Last reviewed 2025-07-29 · How we verify

NCT04646473

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

Sweetgoals for Type 1 Diabetes

Completed NA Last updated 29 July 2025

What this trial tests

NA trial testing SweetGoals app in Type 1 Diabetes in 300 participants. Completed in 30 April 2025.

Timeline

29 April 2021

Primary endpoint
30 April 2025

30 April 2025

Quick facts

Lead sponsor	Trustees of Dartmouth College
Phase	NA
Status	Completed
Study type	INTERVENTIONAL
Allocation	randomized
Design	factorial
Masking	none
Primary purpose	supportive care
Enrollment	300
Start date	29 April 2021
Primary completion	30 April 2025
Estimated completion	30 April 2025
Sites	1 location across United States

Drugs / interventions tested

SweetGoals app
Coaching
Incentives

Conditions studied

Type 1 Diabetes — all drugs for Type 1 Diabetes →

Sponsor

Trustees of Dartmouth College

Who can join

Adults 19 to 29, any sex, with Type 1 Diabetes. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

The study will test an app and web-delivered intervention designed to improve glycemic control (HbA1c) among young adults with Type 1 diabetes. All participants will receive the "core" digital intervention, the SweetGoals app, focused on self-monitoring and goal setting. Efficacy of two independent intervention components (incentives for adherence and web health coaching) will be tested

Publications & conference data

4 peer-reviewed publications reference this trial (live from Europe PMC):

A Digital Health Intervention (SweetGoals) for Young Adults With Type 1 Diabetes: Protocol for a Factorial Randomized Trial.
Stanger C, Kowatsch T, Xie H, Nahum-Shani I, et al · · 2021 · cited 14× · PMID 33620330 · DOI 10.2196/27109
Seasonal, weekly, and individual variations in long-term use of wearable medical devices for diabetes management.
Cui Y, Stanger C, Prioleau T. · · 2025 · cited 1× · PMID 40251386 · DOI 10.1038/s41598-025-98276-6
Technology readiness associated with insulin pump and automated insulin delivery system use in young adults with type 1 diabetes.
Yallampalli H, Plaitano EG, Stanger C. · · 2026 · PMID 41906546 · DOI 10.1177/13591053261433230
Joint effect of nicotine use and diabetes distress on glycemic control in young adults with type 1 diabetes.
Plaitano EG, Stanger C. · · 2025 · PMID 40398346 · DOI 10.1016/j.jdiacomp.2025.109083

Verify or expand the search:

Other recruiting trials for Type 1 Diabetes

Currently open trials in the same condition.

NCT07061574 — A Randomized Phase 1/2 Trial of Low Dose Anti-thymocyte Globulin (ATG) With Subsequent Adalimumab or Verapamil in New On · Phase 1, PHASE2 · recruiting
NCT07360080 — Long-Term Outcomes of Teplizumab in Routine Clinical Care · recruiting
NCT07457580 — Real-World Study of Patients With Type 1 Diabetes Treated With Teplizumab as Part of Managed Access Programs (MAPs) · recruiting
NCT07212179 — Safety and Feasibility of a Self-Learning Bolus Calculator With Simplified Meal Announcement in Adolescents With Type 1 · NA · recruiting
NCT07287943 — To Study the Efficacy and Safety of Medtronic 780G Insulin Pump in People With Gastroparesis and Type 1 Diabetes. · NA · recruiting

Other Trustees of Dartmouth College trials

Trials by the same sponsor.

NCT04646460 — Context Interventions: Social Modeling and Initial Treatment Experience · NA · not yet recruiting
NCT04669093 — Individual Differences in Placebo Analgesic Effects · NA · not yet recruiting
NCT07528378 — Manipulating Social Percepts During fMRI · not yet recruiting
NCT04650841 — The Role of the Opioid System in Placebo Effects on Pain and Social Rejection · EARLY_PHASE1 · not yet recruiting
NCT07454733 — Do Video Recordings of Multidisciplinary Clinics Improve Quality of Life for People With ALS and Their Caregivers? · NA · not yet recruiting

Verify against primary sources

ClinicalTrials.gov — authoritative US registry record
WHO ICTRP — international registry index
EU Clinical Trials Register
Sponsor press releases (Google)

Data sources for this page

Trial protocol + status: ClinicalTrials.gov NCT04646473 (US National Library of Medicine, public domain)
Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
Sponsor: as reported to ClinicalTrials.gov by Trustees of Dartmouth College
Last refreshed: 29 July 2025

Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT04646473.

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing