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Resumen de Investigación
Analyzed using Evidence Intelligence™

Impulsivity affects weight control in older adults with T2D

Desarrollado con el marco Evidence Intelligence™ de Dediabetes

Última actualización 21 de agosto de 2026

Key finding

Sensation seeking predicted a lower decrease in weight/BMI after 3 years of lifestyle intervention.

This study examined the impact of impulsivity on weight control and glycemic management in older adults with Type 2 diabetes, finding that impulsivity traits influenced weight loss but not HbA1c levels.

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 examined the impact of impulsivity on weight control and glycemic management in older adults with Type 2 diabetes, finding that impulsivity traits influenced weight loss but not HbA1c levels.

Clinical relevance

Understanding the relationship between impulsivity and weight management in older adults with Type 2 diabetes is crucial for developing targeted interventions. If impulsivity influences weight loss, strategies that address these traits could enhance dietary adherence and improve health outcomes.

Keep in mind

Unclear effectiveness of the Mediterranean diet on glycemic control. Limited generalizability due to specific population characteristics. Potential confounding factors not measured.

Published in

Referencia de la Revista

Publication details and source links for this paper.

Giulia T, Lucía C, Carlos G, et al. Impulsivity and Its Role in Weight Control and Glycemic Management in Older Adults with Type 2 Diabetes. Journal of Clinical Medicine. 2022;11(12):3476. doi:10.3390/jcm11123476

View DOIView on PubMedView on PMC

Efectos Principales

Sensation seeking and lack of perseverance predicted weight loss at follow-up.

Impulsive traits did not predict follow-up levels of HbA1c.

Weight loss was associated with a decrease of -0.218 kg/m² (p=0.002).

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to Mediterranean diet and HbA1c, Weight loss dependent effect on HbA1c.

This study contributes evidence to

Intervention

Mediterranean diet

Outcome

HbA1c

Evidence topic

Dietary Patterns

Primary intervention

Mediterranean diet

Primary outcomes

  • HbA1c
  • Weight loss dependent effect on HbA1c

Evidence topics

Dietary PatternsHbA1c Reduction

Primary intervention

Mediterranean diet

Primary outcomes

HbA1cWeight loss dependent effect on HbA1c

Evidence relationships

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

2
Evidence pairs
2
Relationships
2
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: 57

2

Related topics

2

Evidence pairs

1411

Related studies

High relevance in at least one topic

Why it is useful

  • Contributes to 2 evidence relationships
  • Includes primary outcome data
  • Linked to 2 direct semantic evidence topics

Topic contributions

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

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Evidencia principal

Tema de evidencia

Dietary Patterns

matched_intervention_and_outcome

Evidencia relacionada

Tema de evidencia

HbA1c Reduction

Guardar evidencia

Core evidence

Study findings

The primary outcomes reported in this study.

HbA1c

Mediterranean diet → HbA1c

Mediterranean diet → HbA1c

Evidence Intelligence™
EvidenceScore™
85
Strong
ImpactScore™
71
Positive
ConsistencyScore™
57
generally_consistent
Estudios de apoyo: Basado en 7 estudios
Add to Evidence Tracker

Weight loss dependent effect on HbA1c

Mediterranean diet → Weight loss dependent effect on HbA1c

Mediterranean diet → Weight loss dependent effect on HbA1c

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
100
Very Positive
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

Evidence Library

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evidence suggest

La Evidencia Sugiere

  • Weight loss was predicted by impulsivity traits, particularly sensation seeking.
  • No predictive relationship between impulsivity and HbA1c levels was found.
  • Weight loss showed a statistically significant decrease of -0.218 kg/m².
who this applies

A quién se aplica

  • Older adults aged 65 and above.
  • Individuals diagnosed with Type 2 diabetes.
keep in mind

Tener en Cuenta

  • Results may not apply to younger populations or those without diabetes.
  • Study findings are based on self-reported measures of impulsivity.
  • Further research is needed to explore long-term effects and mechanisms.
between the lines

Entre Líneas

  • Unclear effectiveness of the Mediterranean diet on glycemic control.
  • Limited generalizability due to specific population characteristics.
  • Potential confounding factors not measured.

Evidence Library

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Connected Evidence

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Relationships organized using the Dediabetes Evidence Intelligence™ framework.

Desarrollado con el marco Evidence Intelligence™ de Dediabetes

This study contributes to evidence on Mediterranean diet and HbA1c, Mediterranean diet and Weight loss dependent effect on HbA1c.

Relaciones de evidencia relacionadas

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 Mediterranean diet lower HbA1c?

Strong Evidence

Mediterranean diet may lower HbA1c.

ConsistencyScore™: Results are generally consistent across studies.

Ranked evidence signals

  1. 1

    HbA1c

    EvidenceScore™ Strong | EvidenceScore™ 84.9 | moderate positive | ConsistencyScore™ Generally Consistent | 1 study

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

Limitations

  • Only one supporting study is available.
1 supporting study
View Full Evidence

Does Mediterranean diet affect weight loss dependent effect on HbA1c?

Emerging Evidence

Mediterranean diet appears to affect weight loss dependent effect on HbA1c.

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

Ranked evidence signals

  1. 1

    Weight loss dependent effect on HbA1c

    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
View Full Evidence
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Next steps

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Evidence topics

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Dietary Patterns Evidence HubHbA1c Reduction Evidence Hub

Explore in Evidence Explorer

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All studies on Mediterranean diet and HbA1cAll studies on Mediterranean diet and Weight loss dependent effect on HbA1c

Related research

Read related research summaries.

Mediterranean diet improves metabolic health in older adultsLow-GI Mediterranean Diet Improves Health-Related Quality of LifeMediterranean diet lowers gestational diabetes risk in pregnant womenPersonalized diet improves glycemic control in type 2 diabetesTime-restricted diet aids glucose control in diabetes

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