Research Summary
Analyzed using Evidence Intelligence™

DREAM improves HbA1c in Cambodian-Americans with depression

Last updated August 29, 2026

Key finding

Depressive symptoms improved for EWS relative to SS.

The DREAM trial investigated diabetes prevention in Cambodian-Americans with depression, finding significant improvements in HbA1c and depressive symptoms with specific interventions.

Quick read

Study at a glance

The essential study design details in one scan.

EvidenceScore™

Moderate

Study type

RCTs

Follow-up

Long-Term (1–5 y)

Risk of bias

Some Concerns

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Plain-language summary

What this paper says

A plain-language read of the study’s main message and where it applies.

Study focus

The DREAM trial investigated diabetes prevention in Cambodian-Americans with depression, finding significant improvements in HbA1c and depressive symptoms with specific interventions.

Clinical relevance

This study highlights the importance of tailored interventions for at-risk populations, particularly those facing both diabetes and mental health challenges. By demonstrating that specific behavioral strategies can effectively lower HbA1c and improve depressive symptoms, it suggests potential pathways for enhancing diabetes prevention efforts in similar communities.

Keep in mind

Effectiveness of interventions remains unclear due to limited evidence. The study's population may not be generalizable to other ethnic groups. Potential confounding factors were not fully controlled.

Published in

Journal Reference

Publication details and source links for this paper.

Julie AW, Angela B, Thomas EB, et al. DREAM: A Diabetes Prevention Trial for Cambodian-Americans with Depression. Scientific Reports. 2023;13:8718. doi:10.1038/s41598-023-35738-9

Main Effects

EWS + MTM showed a significant decrease in HbA1c by -0.06% (p=0.011).

Depressive symptoms improved by -4.9 points for EWS and EWS + MTM compared to SS (p=0.043).

No change in insulin resistance was observed.

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to Eat, Walk, Sleep (EWS) and Depression score, HbA1c, Insulin resistance.

Primary intervention

Eat, Walk, Sleep (EWS)

Primary outcomes

  • Depression score
  • HbA1c
  • Insulin resistance

Evidence topics

Primary intervention

Evidence relationships

Intervention and outcome relationships this study adds to the evidence network.

3
Evidence pairs
3
Relationships
1
Evidence topics
contributes_evidence

Editorial context

Why this study matters

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Evidence network role

This section describes how the study fits into the current evidence network. It does not determine whether an intervention works on its own.

Moderate contributionModerate confidenceNetwork score: 59

1

Related topics

3

Evidence pairs

449

Related studies

High relevance in at least one topic

Why it is useful

  • Contributes to 3 evidence relationships
  • Includes primary outcome data
  • Linked to 1 direct semantic evidence topic

Topic contributions

Evidence topic

Contributes evidence

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Primary evidence

Evidence topic

HbA1c Reduction

matched_outcome

Core evidence

Study findings

The primary outcomes reported in this study.

Depression score

Eat, Walk, Sleep (EWS) → Depression score

Eat, Walk, Sleep (EWS) → Depression score

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
100
Very Positive
ConsistencyScore™
unclear
Not enough independent studies
Supporting studies: Based on 1 study
Add to Evidence Tracker

HbA1c

Eat, Walk, Sleep (EWS) → HbA1c

Eat, Walk, Sleep (EWS) → HbA1c

Evidence Intelligence™
EvidenceScore™
Moderate
Score 69 · Based on 2 studies
ImpactScore™
75
Positive
ConsistencyScore™
100
consistent
Supporting studies: Based on 2 studies
Add to Evidence Tracker

Insulin resistance

Eat, Walk, Sleep (EWS) → Insulin resistance

Eat, Walk, Sleep (EWS) → Insulin resistance

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
50
Neutral
ConsistencyScore™
unclear
Not enough independent studies
Supporting studies: Based on 1 study
Add to Evidence Tracker

Evidence Library

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evidence suggest

Evidence Suggest

  • EWS + MTM led to a significant HbA1c decrease of -0.06%.
  • Depressive symptoms improved by -4.9 points with EWS and EWS + MTM.
  • No changes in insulin resistance were found.
who this applies

Who this applies to

  • Cambodian-Americans with depression at risk for diabetes.
  • Adults aged 18-65 with a diagnosis of depression.
keep in mind

Keep in Mind

  • Results may not apply to populations outside of Cambodian-Americans.
  • Further research is needed to confirm findings in broader contexts.
  • The study did not address long-term effects of the interventions.
between the lines

Between the Lines

  • Effectiveness of interventions remains unclear due to limited evidence.
  • The study's population may not be generalizable to other ethnic groups.
  • Potential confounding factors were not fully controlled.

Evidence Library

Build your evidence library

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Connected Evidence

Explore related studies, evidence collections, and research questions.

Relationships organized using the Dediabetes Evidence Intelligence™ framework.

This study contributes to evidence on Eat, Walk, Sleep (EWS) and HbA1c, Eat, Walk, Sleep (EWS) and Mental Health.

Related evidence relationships

Explore in Evidence Explorer

This study contributes to the evidence on the following intervention-outcome relationships.

Questions answered by this study

Generated from the study's connected evidence using Evidence Intelligence™.

Does Eat, Walk, Sleep (EWS) improve HbA1c?

Moderate Evidence

Eat, Walk, Sleep (EWS) may improve HbA1c.

ConsistencyScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    HbA1c

    EvidenceScore™ Moderate | EvidenceScore™ 69.0 | moderate positive | ConsistencyScore™ Consistent | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
  • Population details are unavailable.
1 supporting studyUpdated: Aug 2026

Does Eat, Walk, Sleep (EWS) improve depression score?

Emerging Evidence

Eat, Walk, Sleep (EWS) appears to improve Depression score.

ConsistencyScore™: Consistency cannot yet be determined from the available evidence.

Ranked evidence signals

  1. 1

    Depression score

    EvidenceScore™ Emerging | EvidenceScore™ 59.0 | strong positive | ConsistencyScore™ Unclear | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
  • Consistency cannot yet be determined.
  • Population details are unavailable.
1 supporting studyUpdated: Aug 2026

Does Eat, Walk, Sleep (EWS) improve insulin resistance?

Emerging Evidence

Current evidence does not show a clear benefit of Eat, Walk, Sleep (EWS) for Insulin resistance.

ConsistencyScore™: Consistency cannot yet be determined from the available evidence.

Ranked evidence signals

  1. 1

    Insulin resistance

    EvidenceScore™ Emerging | EvidenceScore™ 59.0 | neutral | ConsistencyScore™ Unclear | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
  • Consistency cannot yet be determined.
  • Population details are unavailable.
1 supporting studyUpdated: Aug 2026
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