Research Summary
Analyzed using Evidence Intelligence™

Empagliflozin improves heart function in type 2 diabetes patients

Key finding

Empagliflozin resulted in a significant higher decrease in the primary endpoint E/e' ratio by -1.18 (95% CI -1.72/-0.65; P < 0.0001) compared with placebo.

This study evaluated the effects of empagliflozin on diastolic function in patients with type 2 diabetes and elevated end-diastolic pressure, finding significant improvements in various cardiovascular and metabolic parameters.

Evidence strength

Moderate confidence

Study type

RCTs

Follow-up

Medium-Term (3–12 mo)

Some Concerns bias
Last updated July 6, 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

Empagliflozin 10 mg/day

Study type

RCTs

Follow-up

Medium-Term (3–12 mo)

Primary outcome

left ventricular E/e' ratio

Comparator

Placebo

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 the effects of empagliflozin on diastolic function in patients with type 2 diabetes and elevated end-diastolic pressure, finding significant improvements in various cardiovascular and metabolic parameters.

Clinical relevance

These findings are clinically significant as they suggest that empagliflozin not only aids in managing blood sugar levels but also improves heart function in patients with type 2 diabetes. This dual benefit could lead to better overall health outcomes and reduced cardiovascular risks in this population.

Keep in mind

The study's sample size may limit generalizability. The duration of the study may not capture long-term effects. Potential confounding factors were not fully controlled.

Published in

Journal Reference

Publication details and source links for this paper.

J&#252;rgen HP, Claus J, Andreas S, et al. Empagliflozin Improves Diastolic Function in Patients with Type 2 Diabetes and Elevated End-Diastolic Pressure. Clinical Research in Cardiology. 2023;112(7):911-922. doi:10.1007/s00392-023-02164-w

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Main Effects

Empagliflozin significantly decreased the left ventricular E/e' ratio by -1.18 (P < 0.0001).

Empagliflozin led to a significant decrease in body weight (P < 0.001).

Empagliflozin resulted in a significant decrease in HbA1c (P < 0.001).

Empagliflozin significantly increased hemoglobin levels (P < 0.001).

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to Empagliflozin and Body weight, HbA1c, Hematocrit, and 4 more.

Primary intervention

Empagliflozin

Primary outcomes

  • Body weight
  • HbA1c
  • Hematocrit

Evidence relationships

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

7
Evidence pairs
7
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

7

Evidence pairs

267

Related studies

High relevance in at least one topic

Why it is useful

  • Contributes to 7 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

Body weight

Empagliflozin → Body weight

Empagliflozin → Body weight

Evidence profile

NoneDecreaseWeight & Anthropometrics
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NoneDecrease

HbA1c

Empagliflozin → HbA1c

Empagliflozin → HbA1c

Evidence profile

NoneDecreaseGlycemic Control
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NoneIncrease

Hematocrit

Empagliflozin → Hematocrit

Empagliflozin → Hematocrit

Evidence profile

NoneIncreaseClinical Outcomes
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NoneIncrease

Hemoglobin

Empagliflozin → Hemoglobin

Empagliflozin → Hemoglobin

Evidence profile

NoneIncreaseClinical Outcomes
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StrongDecrease

left ventricular E/e' ratio

Empagliflozin → left ventricular E/e' ratio

Empagliflozin → left ventricular E/e' ratio

Evidence profile

StrongDecreaseClinical Outcomes
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StrongIncrease

Red Blood Cells

Empagliflozin → Red Blood Cells

Empagliflozin → Red Blood Cells

Evidence profile

StrongIncreaseClinical Outcomes
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NoneDecrease

Uric Acid

Empagliflozin → Uric Acid

Empagliflozin → Uric Acid

Evidence profile

NoneDecreaseMetabolic Health
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evidence suggest

Evidence Suggest

  • Empagliflozin improved the left ventricular E/e' ratio significantly.
  • Participants experienced a significant reduction in body weight.
  • HbA1c levels decreased significantly with empagliflozin treatment.
who this applies

Who this applies to

  • Adults with type 2 diabetes.
  • Patients experiencing elevated end-diastolic pressure.
keep in mind

Keep in Mind

  • Results may not apply to populations outside the study demographics.
  • Long-term effects of empagliflozin were not assessed in this trial.
  • Further studies are needed to confirm these findings in diverse populations.
between the lines

Between the Lines

  • The study's sample size may limit generalizability.
  • The duration of the study may not capture long-term effects.
  • Potential confounding factors were not fully controlled.

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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 SGLT2 Inhibitors and left ventricular E/e' ratio, SGLT2 Inhibitors and Red Blood Cells.

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 SGLT2 Inhibitors improve HbA1c?

Emerging Evidence

SGLT2 Inhibitors may improve HbA1c.

ConsensusScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    HbA1c

    EvidenceScore™ Emerging | EvidenceScore™ 41.7 | neutral | ConsensusScore™ Generally Consistent | 1 study

Why this answer: This answer is based on 9 supporting studies with consistent results and a positive effect signal.

Limitations

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

Does SGLT2 Inhibitors affect body weight?

Emerging Evidence

SGLT2 Inhibitors may improve Body Weight.

ConsensusScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    Body weight

    EvidenceScore™ Emerging | EvidenceScore™ 48.4 | moderate positive | ConsensusScore™ Consistent | 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 Empagliflozin improve red blood cells?

Emerging Evidence

Empagliflozin appears to improve Red Blood Cells.

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

Ranked evidence signals

  1. 1

    Red Blood Cells

    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 Empagliflozin improve left ventricular e/e' ratio?

Emerging Evidence

Empagliflozin appears to improve left ventricular E/e' ratio.

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

Ranked evidence signals

  1. 1

    left ventricular E/e' ratio

    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
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