Research Summary
Analyzed using Evidence Intelligence™

Mobile health support improves blood glucose levels in type 2 diabetes

Key finding

Hemoglobin A1c decreased by a mean of 0.79 percentage points in the intervention group over 1 year.

This study evaluated a mobile health intervention delivered by clinical pharmacists and health coaches to improve blood glucose levels in adults with type 2 diabetes, showing a significant reduction in Hemoglobin A1c.

Evidence strength

Moderate confidence

Study type

RCTs

Follow-up

Long-Term (1–5 y)

Some Concerns bias
Last updated July 8, 2026

Quick read

Study at a glance

The essential study design details in one scan.

Population

Young Adult (19–39), Middle Aged (40-64), Male, Female, Asia-Pacific (APAC), with T2 Diabetes

Intervention

mHealth diabetes support intervention

Study type

RCTs

Follow-up

Long-Term (1–5 y)

Primary outcome

Hemoglobin A1c

Comparator

Waiting list control group

Plain-language summary

What this paper says

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

Study focus

This study evaluated a mobile health intervention delivered by clinical pharmacists and health coaches to improve blood glucose levels in adults with type 2 diabetes, showing a significant reduction in Hemoglobin A1c.

Clinical relevance

Improving blood glucose control is crucial for managing type 2 diabetes and reducing the risk of complications. This study highlights the potential of mobile health interventions as a practical tool for patients and healthcare providers to enhance diabetes management. Effective strategies like this can lead to better health outcomes and potentially lower healthcare costs.

Keep in mind

The study did not show significant changes in several other health metrics. Results may not be generalizable to all populations with type 2 diabetes. The sample size and duration may limit the robustness of the findings.

Published in

Journal Reference

Publication details and source links for this paper.

Ben SG, Alana B, Jessica JT, et al. Mobile Health Support Delivered by Clinical Pharmacists and Health Coaches to Improve Blood Glucose Levels in Adults with Type 2 Diabetes: A Randomized Clinical Trial. JAMA Network Open. 2023;6(9):e2333629. doi:10.1001/jamanetworkopen.2023.33629

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Main Effects

Hemoglobin A1c decreased by a mean of 0.79 percentage points (p=0.005).

No significant difference in systolic blood pressure (p=0.07).

No significant difference in diastolic blood pressure (p=0.18).

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to mHealth diabetes support intervention and BMI, Depression score, Diabetes management self-efficacy, and 14 more.

Primary intervention

mHealth diabetes support intervention

Primary outcomes

  • BMI
  • Depression score
  • Diabetes management self-efficacy

Evidence relationships

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

17
Evidence pairs
17
Relationships
3
Evidence topics
contributes_evidence

Editorial context

Why this study matters

See why this paper is useful beyond its individual results.

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: 68

3

Related topics

17

Evidence pairs

294

Related studies

High relevance in at least one topic

Why it is useful

  • Contributes to 17 evidence relationships
  • Includes primary outcome data
  • Linked to 3 direct semantic evidence topics

Topic contributions

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

Core evidence

Study findings

The primary outcomes reported in this study.

NoneDecrease

BMI

mHealth diabetes support intervention → BMI

mHealth diabetes support intervention → BMI

Evidence profile

NoneDecreaseWeight & Anthropometrics
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NoneDecrease

Depression score

mHealth diabetes support intervention → Depression score

mHealth diabetes support intervention → Depression score

Evidence profile

NoneDecreasePatient-Reported
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NoneIncrease

Diabetes management self-efficacy

mHealth diabetes support intervention → Diabetes management self-efficacy

mHealth diabetes support intervention → Diabetes management self-efficacy

Evidence profile

NoneIncreasePatient-Reported
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NoneIncrease

Diabetes medication use change

mHealth diabetes support intervention → Diabetes medication use change

mHealth diabetes support intervention → Diabetes medication use change

Evidence profile

NoneIncreaseAdherence & Engagement
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NoneIncrease

Diabetes self-care exercise score

mHealth diabetes support intervention → Diabetes self-care exercise score

mHealth diabetes support intervention → Diabetes self-care exercise score

Evidence profile

NoneIncreaseAdherence & Engagement
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NoneIncrease

Diabetes self-care glucose testing score

mHealth diabetes support intervention → Diabetes self-care glucose testing score

mHealth diabetes support intervention → Diabetes self-care glucose testing score

Evidence profile

NoneIncreaseAdherence & Engagement
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NoneIncrease

Diabetes self-management behaviors

mHealth diabetes support intervention → Diabetes self-management behaviors

mHealth diabetes support intervention → Diabetes self-management behaviors

Evidence profile

NoneIncreaseAdherence & Engagement
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NoneIncrease

Diabetes social support

mHealth diabetes support intervention → Diabetes social support

mHealth diabetes support intervention → Diabetes social support

Evidence profile

NoneIncreasePatient-Reported
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NoneDecrease

Diastolic blood pressure

mHealth diabetes support intervention → Diastolic blood pressure

mHealth diabetes support intervention → Diastolic blood pressure

Evidence profile

NoneDecreaseMetabolic Health
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StrongDecrease

HbA1c

mHealth diabetes support intervention → HbA1c

mHealth diabetes support intervention → HbA1c

Evidence profile

StrongDecreaseGlycemic Control
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NoneIncrease

HDL cholesterol

mHealth diabetes support intervention → HDL cholesterol

mHealth diabetes support intervention → HDL cholesterol

Evidence profile

NoneIncreaseMetabolic Health
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NoneDecrease

LDL cholesterol

mHealth diabetes support intervention → LDL cholesterol

mHealth diabetes support intervention → LDL cholesterol

Evidence profile

NoneDecreaseMetabolic Health
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NoneIncrease

Quality of life

mHealth diabetes support intervention → Quality of life

mHealth diabetes support intervention → Quality of life

Evidence profile

NoneIncreasePatient-Reported
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NoneDecrease

Stress

mHealth diabetes support intervention → Stress

mHealth diabetes support intervention → Stress

Evidence profile

NoneDecreasePatient-Reported
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NoneDecrease

Systolic blood pressure

mHealth diabetes support intervention → Systolic blood pressure

mHealth diabetes support intervention → Systolic blood pressure

Evidence profile

NoneDecreaseMetabolic Health
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NoneDecrease

Total cholesterol

mHealth diabetes support intervention → Total cholesterol

mHealth diabetes support intervention → Total cholesterol

Evidence profile

NoneDecreaseMetabolic Health
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NoneDecrease

Triglycerides

mHealth diabetes support intervention → Triglycerides

mHealth diabetes support intervention → Triglycerides

Evidence profile

NoneDecreaseMetabolic Health
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evidence suggest

Evidence Suggest

  • Hemoglobin A1c decreased by 0.79 percentage points, indicating improved blood glucose control.
  • No significant changes in blood pressure or cholesterol levels were observed.
  • The intervention's effectiveness in other health outcomes remains unclear.
who this applies

Who this applies to

  • Adults aged 18 and older with type 2 diabetes.
  • Individuals seeking mobile health support for diabetes management.
keep in mind

Keep in Mind

  • The intervention primarily impacted blood glucose levels, not other health metrics.
  • Findings may not apply to younger populations or those with different diabetes types.
  • Further studies are needed to explore long-term effects and generalizability.
between the lines

Between the Lines

  • The study did not show significant changes in several other health metrics.
  • Results may not be generalizable to all populations with type 2 diabetes.
  • The sample size and duration may limit the robustness of the findings.

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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 mHealth diabetes support intervention and HbA1c.

Related evidence relationships

Explore in Evidence Archive

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 mHealth diabetes support intervention improve HbA1c?

Emerging Evidence

mHealth diabetes support intervention may improve HbA1c.

ConsensusScore™: Results are mixed and should be interpreted cautiously.

Evidence caveat: The available evidence reports mixed findings.

Ranked evidence signals

  1. 1

    HbA1c

    EvidenceScore™ Emerging | EvidenceScore™ 47.1 | moderate positive | ConsensusScore™ Mixed | 1 study

Why this answer: This answer is cautious because the available studies report mixed findings.

Limitations

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

Does mHealth diabetes support intervention affect bmi?

Limited Evidence

Current evidence does not show a clear benefit of mHealth diabetes support intervention for BMI.

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

Ranked evidence signals

  1. 1

    BMI

    EvidenceScore™ Limited | EvidenceScore™ 35.4 | neutral | ConsensusScore™ 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: Jul 2026

Does mHealth diabetes support intervention improve depression score?

Limited Evidence

Current evidence does not show a clear benefit of mHealth diabetes support intervention for Depression score.

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

Ranked evidence signals

  1. 1

    Depression score

    EvidenceScore™ Limited | EvidenceScore™ 35.4 | neutral | ConsensusScore™ 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: Jul 2026

Does mHealth diabetes support intervention improve diabetes management self-efficacy?

Limited Evidence

Current evidence does not show a clear benefit of mHealth diabetes support intervention for Diabetes management self-efficacy.

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

Ranked evidence signals

  1. 1

    Diabetes management self-efficacy

    EvidenceScore™ Limited | EvidenceScore™ 35.4 | neutral | ConsensusScore™ 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: Jul 2026
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