Research Summary
Analyzed using Evidence Intelligence™

Family-Based Intervention May Reduce T2DM Risk Factors in Women with GDM

Last updated September 9, 2026

Key finding

Analyses of secondary and tertiary outcomes indicated significantly lower 2-hour insulin (−94.3 pmmol/L; 95% CI −167.9 to −20.6) levels in the intervention group.

This study evaluated a family-based health promotion intervention aimed at reducing T2DM risk factors among women with recent GDM. It found significant reductions in 2-hour insulin levels, triglycerides, and odds of elevated fasting plasma glucose.

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

This study evaluated a family-based health promotion intervention aimed at reducing T2DM risk factors among women with recent GDM. It found significant reductions in 2-hour insulin levels, triglycerides, and odds of elevated fasting plasma glucose.

Clinical relevance

These findings highlight the potential of family-based interventions in managing diabetes risk factors among women with a history of gestational diabetes. By effectively lowering insulin and triglyceride levels, such programs may help prevent the onset of type 2 diabetes, which is crucial for improving long-term health outcomes in this population.

Keep in mind

The study's effectiveness remains unclear for some outcomes. Results may not be generalizable beyond the study population. Sample size and follow-up duration may limit the findings.

Published in

Journal Reference

Publication details and source links for this paper.

Karoline KN, Inger KD, Dorte MJ, et al. Effectiveness of a Family-Based Health Promotion Intervention on T2DM Risk Factors Among Women with Recent GDM. The Journal of Clinical Endocrinology and Metabolism. 2025;110(8):e2456-e2470. doi:10.1210/clinem/dgae856

Main Effects

The intervention did not significantly lower BMI (−0.44 kg/m²; 95% CI −0.98 to 0.11).

Quality of life (SF12 MCS) did not improve (0.06; 95% CI −2.15 to 2.27).

2-hour insulin levels significantly decreased (−94.3 pmmol/L; 95% CI −167.9 to −20.6).

Triglycerides significantly decreased (−0.18 mmol/L; 95% CI −0.30 to −0.05).

Odds of fasting plasma glucose ≥6.1 mmol/L were reduced (odds ratio 0.33; 95% CI 0.12 to 0.91).

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to Family-based health promotion intervention and BMI, Decreased 2-hour insulin concentration in OGTT associated with elevated plasma CMPF concentration, Fasting blood sugar (FBS), and 2 more.

Primary intervention

Family-based health promotion intervention

Primary outcomes

  • BMI
  • Decreased 2-hour insulin concentration in OGTT associated with elevated plasma CMPF concentration
  • Fasting blood sugar (FBS)

Evidence relationships

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

5
Evidence pairs
5
Relationships
4
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: 72

4

Related topics

5

Evidence pairs

1255

Related studies

High relevance in at least one topic

Why it is useful

  • Contributes to 5 evidence relationships
  • Includes primary outcome data
  • Linked to 4 direct semantic evidence topics

Topic contributions

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

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Primary evidence

Evidence topic

Fasting Blood Glucose

matched_outcome

Related evidence

Evidence topic

Glycemic Control

Save evidence

Core evidence

Study findings

The primary outcomes reported in this study.

BMI

Family-based health promotion intervention → BMI

Family-based health promotion intervention → BMI

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

Decreased 2-hour insulin concentration in OGTT associated with elevated plasma CMPF concentration

Family-based health promotion intervention → Decreased 2-hour insulin concentration in OGTT associated with elevated plasma CMPF concentration

Family-based health promotion intervention → Decreased 2-hour insulin concentration in OGTT associated with elevated plasma CMPF concentration

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

Fasting blood sugar (FBS)

Family-based health promotion intervention → Fasting blood sugar (FBS)

Family-based health promotion intervention → Fasting blood sugar (FBS)

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

Quality of life

Family-based health promotion intervention → Quality of life

Family-based health promotion intervention → Quality of life

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

Triglycerides

Family-based health promotion intervention → Triglycerides

Family-based health promotion intervention → Triglycerides

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

Evidence Library

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evidence suggest

Evidence Suggest

  • The intervention significantly reduced 2-hour insulin levels by 94.3 pmmol/L.
  • Triglycerides decreased by 0.18 mmol/L in the intervention group.
  • Odds of elevated fasting plasma glucose were reduced by 67%.
who this applies

Who this applies to

  • Women with recent gestational diabetes mellitus (GDM).
  • Individuals at risk for developing type 2 diabetes.
keep in mind

Keep in Mind

  • The intervention did not significantly impact BMI or quality of life.
  • Results may not apply to women outside the study's demographic.
  • Long-term effects of the intervention were not assessed.
between the lines

Between the Lines

  • The study's effectiveness remains unclear for some outcomes.
  • Results may not be generalizable beyond the study population.
  • Sample size and follow-up duration may limit the findings.

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 Family-based health promotion intervention and Decreased 2-hour insulin concentration in OGTT associated with elevated plasma CMPF concentration, Family-based health promotion intervention and Body Mass Index.

Related evidence relationships

Explore in Evidence Explorer

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

Included in these evidence collections

Curated evidence collections and hubs this study is part of.

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Questions answered by this study

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

Does Family-based health promotion intervention improve decreased 2-hour insulin concentration in ogtt associated with elevated plasma cmpf concentration?

Emerging Evidence

Family-based health promotion intervention appears to improve decreased 2-hour insulin concentration in ogtt associated with elevated plasma cmpf concentration.

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

Ranked evidence signals

  1. 1

    Decreased 2-hour insulin concentration in OGTT associated with elevated plasma CMPF concentration

    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.
1 supporting study

Does Family-based health promotion intervention improve fasting blood sugar (FBS)?

Emerging Evidence

Family-based health promotion intervention appears to improve fasting blood sugar (FBS).

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

Ranked evidence signals

  1. 1

    Fasting blood sugar (FBS)

    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.
1 supporting study

Does Family-based health promotion intervention improve triglycerides?

Emerging Evidence

Family-based health promotion intervention appears to improve triglycerides.

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

Ranked evidence signals

  1. 1

    Triglycerides

    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.
1 supporting study

Does Family-based health promotion intervention affect BMI?

Emerging Evidence

Current evidence does not show a clear effect of Family-based health promotion intervention on BMI.

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

Ranked evidence signals

  1. 1

    BMI

    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.
1 supporting study
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