Resumen de Investigación
Analyzed using Evidence Intelligence™

Glucose variability increases with age in type 2 diabetes patients

Última actualización 13 de julio de 2026

Key finding

Higher fasting plasma glucose, higher baseline HbA1c, and higher insulin resistance levels were associated with higher GRI.

This study characterized continuous glucose monitoring data in patients with Type 2 diabetes in China, revealing associations between glycemic metrics and various factors.

Quick read

Study at a glance

The essential study design details in one scan.

EvidenceScore™

Moderate

Study type

RCTs

Follow-up

Short-Term (≤3 mo)

Risk of bias

High Risk

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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 characterized continuous glucose monitoring data in patients with Type 2 diabetes in China, revealing associations between glycemic metrics and various factors.

Clinical relevance

Understanding how different factors affect glycemic control is crucial for managing Type 2 diabetes. This study highlights the importance of monitoring fasting plasma glucose and insulin resistance, which can guide treatment strategies and improve patient outcomes.

Keep in mind

Effectiveness of interventions remains unclear due to lack of significant findings. Study may not be generalizable beyond the Chinese population. Limited sample size may affect the reliability of the results.

Published in

Referencia de la Revista

Publication details and source links for this paper.

Shuzhen B, Chu L, Xiaoling C, et al. Characterization of Continuous Glucose Monitoring Data in Patients with Type 2 Diabetes in China. Biomedicines. 2025;13(5):1080. doi:10.3390/biomedicines13051080

Efectos Principales

Higher fasting plasma glucose was associated with an increase in GRI by 12.25 h*mg/dL.

TIR decreased by 0.5% with higher insulin resistance levels.

MAGE increased by 0.5 mmol/L with longer diabetes duration.

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to Acarbose and Coefficient of variation, Fasting insulin levels, Mean amplitude of glycemic excursions (MAGE), and 4 more.

Primary intervention

Acarbose

Primary outcomes

  • Coefficient of variation
  • Fasting insulin levels
  • Mean amplitude of glycemic excursions (MAGE)

Evidence relationships

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

7
Evidence pairs
7
Relationships
2
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

2

Related topics

7

Evidence pairs

176

Related studies

High relevance in at least one topic

Why it is useful

  • Contributes to 7 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

Relación de evidencia

Alpha-glucosidase inhibitors and CGM Time in Range

Evidencia relacionada

Relación de evidencia

Alpha-glucosidase inhibitors and Glucose Variability

Guardar evidencia

Relación de evidencia

Alpha-glucosidase inhibitors and Insulin Resistance

Guardar evidencia

Core evidence

Study findings

The primary outcomes reported in this study.

Coefficient of variation

Acarbose → Coefficient of variation

Acarbose → Coefficient of variation

Evidence Intelligence™
EvidenceScore™
Moderate
Score 69 · Based on 2 studies
ImpactScore™
75
Positive
ConsistencyScore™
35
mixed
Supporting studies: Based on 2 studies
Add to Evidence Tracker

Fasting insulin levels

Acarbose → Fasting insulin levels

Acarbose → Fasting insulin levels

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

Mean amplitude of glycemic excursions (MAGE)

Acarbose → Mean amplitude of glycemic excursions (MAGE)

Acarbose → Mean amplitude of glycemic excursions (MAGE)

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

Standard deviation of glucose

Acarbose → Standard deviation of glucose

Acarbose → Standard deviation of glucose

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

Time above range

Acarbose → Time above range

Acarbose → Time above range

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

Time below range

Acarbose → Time below range

Acarbose → Time below range

Evidence Intelligence™
EvidenceScore™
Moderate
Score 69 · Based on 2 studies
ImpactScore™
38
Slightly Negative
ConsistencyScore™
35
mixed
Supporting studies: Based on 2 studies
Add to Evidence Tracker

Time in range

Acarbose → Time in range

Acarbose → Time in range

Evidence Intelligence™
EvidenceScore™
Moderate
Score 69 · Based on 2 studies
ImpactScore™
50
Neutral
ConsistencyScore™
35
mixed
Supporting studies: Based on 2 studies
Add to Evidence Tracker

Evidence Library

Build your evidence library

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evidence suggest

La Evidencia Sugiere

  • Higher fasting plasma glucose correlated with a 12.25 h*mg/dL increase in GRI.
  • TIR decreased by 0.5% with increased insulin resistance.
  • MAGE increased by 0.5 mmol/L with longer diabetes duration.
who this applies

A quién se aplica

  • Adults diagnosed with Type 2 diabetes.
  • Patients undergoing treatment with metformin.
keep in mind

Tener en Cuenta

  • Results may not apply to populations outside of China.
  • Findings are based on observational data, limiting causal inferences.
  • Further research is needed to clarify the effectiveness of the interventions.
between the lines

Entre Líneas

  • Effectiveness of interventions remains unclear due to lack of significant findings.
  • Study may not be generalizable beyond the Chinese population.
  • Limited sample size may affect the reliability of the results.

Evidence Library

Build your evidence library

Save research, organize studies, and quickly find important evidence again.

Connected Evidence

Explore related studies, evidence collections, and research questions.

Relationships organized using the Dediabetes Evidence Intelligence™ framework.

This study contributes to evidence on Alpha-glucosidase inhibitors and Glucose Variability, Alpha-glucosidase inhibitors and Glucose Variability.

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 Alpha-glucosidase inhibitors improve cgm time in range?

Strong Evidence

Alpha-glucosidase inhibitors may improve CGM Time in Range.

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

Evidence caveat: The available evidence reports mixed findings.

Ranked evidence signals

  1. 1

    Time in range

    EvidenceScore™ Moderate | EvidenceScore™ 69.0 | neutral | ConsistencyScore™ Mixed | 1 study

  2. 2

    Time below range

    EvidenceScore™ Moderate | EvidenceScore™ 69.0 | weak negative | ConsistencyScore™ Mixed | 1 study

  3. 3

    Time above range

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

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

Limitations

  • Population details are unavailable.
3 supporting studiesUpdated: Jul 2026

Does Alpha-glucosidase inhibitors improve glucose variability?

Strong Evidence

Alpha-glucosidase inhibitors may improve Glucose Variability.

ConsistencyScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    Mean amplitude of glycemic excursions (MAGE)

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

  2. 2

    Coefficient of variation

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

Why this answer: This answer is based on 3 supporting studies with consistent results and a positive effect signal.

Limitations

  • Population details are unavailable.
3 supporting studiesUpdated: Jul 2026

Does Alpha-glucosidase inhibitors improve insulin resistance?

Moderate Evidence

Current evidence does not show a clear benefit of Alpha-glucosidase inhibitors for Insulin Resistance.

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

Evidence caveat: The available evidence reports mixed findings.

Ranked evidence signals

  1. 1

    Fasting insulin levels

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

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

Limitations

  • Only a small number of supporting studies are available.
  • Population details are unavailable.
2 supporting studiesUpdated: Jul 2026

Does Acarbose improve standard deviation of glucose?

Emerging Evidence

Current evidence does not show a clear benefit of Acarbose for Standard deviation of glucose.

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

Ranked evidence signals

  1. 1

    Standard deviation of glucose

    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: Jul 2026
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