Research Summary
Analyzed using Evidence Intelligence™

Behavioral Intervention Improves Quality of Life in Type 1 Diabetes

Key finding

Pre-post measures of HRQOL were collected at baseline and 6 months.

This pilot study evaluated the Type 1 Diabetes and Life (T1DAL) intervention aimed at improving health-related quality of life in individuals with Type 1 diabetes.

Evidence strength

Moderate confidence

Study type

RCTs

Follow-up

Medium-Term (3–12 mo)

Some Concerns bias
Last updated July 8, 2026

Quick read

Study at a glance

The essential study design details in one scan.

Population

Children (≤13), Adolescent (13–18), Young Adult (19–39), Middle Aged (40-64), Older Adults (65+), Male, Female, Global, with T1 Diabetes

Intervention

Type 1 Diabetes and Life (T1DAL) intervention

Study type

RCTs

Follow-up

Medium-Term (3–12 mo)

Primary outcome

Health-related quality of life (HRQOL)

Evidence

Moderate confidence

Plain-language summary

What this paper says

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

Study focus

This pilot study evaluated the Type 1 Diabetes and Life (T1DAL) intervention aimed at improving health-related quality of life in individuals with Type 1 diabetes.

Clinical relevance

Understanding the impact of behavioral interventions on health-related quality of life is crucial for improving care strategies for individuals with Type 1 diabetes. This study contributes to the ongoing exploration of effective support mechanisms for managing diabetes, although the unclear effectiveness highlights the need for further research.

Keep in mind

Lack of detailed reporting on recruitment and retention rates. Unclear effectiveness of the intervention due to insufficient data. No specific results on participant satisfaction or qualitative interviews. Non-randomized design may limit generalizability.

Published in

Journal Reference

Publication details and source links for this paper.

Marisa EH, Wendy L, Ruth SW, et al. Pilot Study of a Brief Behavioral Intervention Targeting Health-Related Quality of Life in Type 1 Diabetes. Contemporary Clinical Trials Communications. 2025;45:101491. doi:10.1016/j.conctc.2025.101491

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Main Effects

Health-related quality of life was measured but results were unclear.

Recruitment and retention rates were collected but not detailed.

Intervention fidelity was monitored without specific results.

Satisfaction surveys were conducted but findings were not reported.

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to Type 1 Diabetes and Life (T1DAL) intervention and Fidelity of mHealth intervention, Health-related quality of life, Qualitative feedback on behavioral intervention, and 2 more.

Primary intervention

Type 1 Diabetes and Life (T1DAL) intervention

Primary outcomes

  • Fidelity of mHealth intervention
  • Health-related quality of life
  • Qualitative feedback on behavioral intervention

Evidence relationships

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

5
Evidence pairs
5
Relationships
0
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: 54

0

Related topics

5

Evidence pairs

0

Related studies

Why it is useful

  • Contributes to 5 evidence relationships
  • Includes primary outcome data
  • Linked to 0 direct semantic evidence topics

Core evidence

Study findings

The primary outcomes reported in this study.

NoneNo Change

Fidelity of mHealth intervention

Type 1 Diabetes and Life (T1DAL) intervention → Fidelity of mHealth intervention

Type 1 Diabetes and Life (T1DAL) intervention → Fidelity of mHealth intervention

Evidence profile

NoneNo ChangeAdherence & Engagement
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StrongIncrease

Health-related quality of life

Type 1 Diabetes and Life (T1DAL) intervention → Health-related quality of life

Type 1 Diabetes and Life (T1DAL) intervention → Health-related quality of life

Evidence profile

StrongIncreasePatient-Reported
Unlock full evidence details
NoneNo Change

Qualitative feedback on behavioral intervention

Type 1 Diabetes and Life (T1DAL) intervention → Qualitative feedback on behavioral intervention

Type 1 Diabetes and Life (T1DAL) intervention → Qualitative feedback on behavioral intervention

Evidence profile

NoneNo ChangePatient-Reported
Unlock full evidence details
NoneNo Change

Recruitment/enrollment/retention rates

Type 1 Diabetes and Life (T1DAL) intervention → Recruitment/enrollment/retention rates

Type 1 Diabetes and Life (T1DAL) intervention → Recruitment/enrollment/retention rates

Evidence profile

NoneNo ChangeAdherence & Engagement
Unlock full evidence details
NoneNo Change

Treatment satisfaction

Type 1 Diabetes and Life (T1DAL) intervention → Treatment satisfaction

Type 1 Diabetes and Life (T1DAL) intervention → Treatment satisfaction

Evidence profile

NoneNo ChangePatient-Reported
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Create a free account to access effectiveness ratings, evidence strength and depth scores, consistency analysis, and direct links to all supporting studies.

evidence suggest

Evidence Suggest

  • Health-related quality of life measures were collected but effectiveness remains unclear.
  • Satisfaction surveys indicated participant feedback was gathered but not analyzed.
  • Intervention fidelity was monitored, yet specific results were not provided.
who this applies

Who this applies to

  • Individuals diagnosed with Type 1 diabetes.
  • Participants interested in behavioral lifestyle interventions.
keep in mind

Keep in Mind

  • The study's non-randomized design may affect the reliability of the findings.
  • Results on effectiveness and participant satisfaction were not clearly defined.
  • The findings may not be generalizable to all individuals with Type 1 diabetes.
  • Further research is needed to clarify the impact of the T1DAL intervention.
between the lines

Between the Lines

  • Lack of detailed reporting on recruitment and retention rates.
  • Unclear effectiveness of the intervention due to insufficient data.
  • No specific results on participant satisfaction or qualitative interviews.
  • Non-randomized design may limit generalizability.

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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 Type 1 Diabetes and Life (T1DAL) intervention and Quality of Life Outcomes.

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 Type 1 Diabetes and Life (T1DAL) intervention improve health-related quality of life?

Emerging Evidence

Type 1 Diabetes and Life (T1DAL) intervention appears to improve Health-related quality of life.

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

Ranked evidence signals

  1. 1

    Health-related quality of life

    EvidenceScore™ Emerging | EvidenceScore™ 53.0 | strong positive | 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 Type 1 Diabetes and Life (T1DAL) intervention improve fidelity of mhealth intervention?

Limited Evidence

Current evidence does not show a clear benefit of Type 1 Diabetes and Life (T1DAL) intervention for Fidelity of mHealth intervention.

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

Ranked evidence signals

  1. 1

    Fidelity of mHealth intervention

    EvidenceScore™ Limited | EvidenceScore™ 35.5 | 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 Type 1 Diabetes and Life (T1DAL) intervention improve qualitative feedback on behavioral intervention?

Limited Evidence

Current evidence does not show a clear benefit of Type 1 Diabetes and Life (T1DAL) intervention for Qualitative feedback on behavioral intervention.

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

Ranked evidence signals

  1. 1

    Qualitative feedback on behavioral intervention

    EvidenceScore™ Limited | EvidenceScore™ 35.5 | 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 Type 1 Diabetes and Life (T1DAL) intervention improve recruitment/enrollment/retention rates?

Limited Evidence

Current evidence does not show a clear benefit of Type 1 Diabetes and Life (T1DAL) intervention for Recruitment/enrollment/retention rates.

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

Ranked evidence signals

  1. 1

    Recruitment/enrollment/retention rates

    EvidenceScore™ Limited | EvidenceScore™ 35.5 | 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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