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CompletedResults posted

Second-line Therapies for Patients With Type 2 Diabetes and Moderate Cardiovascular Disease Risk

Lead sponsor

Mayo Clinic

Asset

GLP-1 / incretin class catch-all

Listed sites

1

Recruiting sites

Enrollment

386,301

actual

Study population

Type 2 diabetes

Key I/E criterion

Primary endpoints

3-point Major Adverse Cardiovascular Event (MACE)Expanded Major Adverse Cardiovascular Events (MACE) and Its ComponentsPatient Preferences for Second-line Type 2 Diabetes Medication Treatment

Footprint

Where this trial recruits

Site locations as reported to ClinicalTrials.gov. Site count is not enrollment count; per-site enrollment is not available from source.

Identifiers

Registered as

NCT IDNCT05214573
Org study ID21-007688

Timeline

Milestones

Study start2021-12-01actual
Study first posted2022-01-28actual
Primary completion2023-09-30actual
Study completion2025-07-22actual
Last update posted2025-10-10actual
Results first posted2025-10-10actual

Assets

Investigational agents

Study populations

Who this study enrolls

Type 2 diabetes

Eligibility

Who can enroll

Minimum age21 Years
SexAll
Healthy volunteersNot accepted
Sampling methodNon probability sample

Study population text

Aims 1, 2B, 3: De-identified data sets using laboratory results, electronic health record and mortality data from the OptumLabs Data Warehouse (OLDW) and Medicare fee-for-service data. Aim 2A: Adults with Type 2 diabetes receiving care from primary care and endocrinology practices in Mayo Clinic Rochester, MN or Mayo Clinic Health System in Minnesota and Wisconsin.

Inclusion criteria

for all Aims

≥ 21 years old.
Diagnosis of Type 2 diabetes.
Use of ≥ 1 study drug (GLP-1RA, SGLT2i, DPP-4i, SU).

Exclusion criteria

for Aims 1, 2B, 3

Fill for any study drug during the baseline period or simultaneous (within 30 days) start of ≥2 study drugs
Insulin use
Type 1 diabetes
High risk of CVD
Pregnancy
Metastatic cancer

Exclusion Criteria for Aim 2A

Insulin use.
Cognitive impairment.
Terminal or advanced illness.
Non-English speaking.
Residency in a long-term care setting.

Endpoints (20)

What's being measured

Protocol endpoints and posted registry outcome measures, grouped into outcome categories. Composite endpoints show their component event types. Standard codes (LOINC, SNOMED CT) are shown where available.

Coverage by outcome category

Cardiovascular outcomes
9
Other clinical outcomes
4
Glycemic / diabetes
2
Renal / kidney
2
Safety / tolerability / PK
2
Patient-reported / QoL
1

Cardiovascular outcomes

9 endpoints
Primary/registry result

3-point Major Adverse Cardiovascular Event (MACE)

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

descriptive

Posted result

GroupValue (number), Hazard Ratio95% CI
Aims 1, 2B, and 3 GroupsGLP-1RA versus DPP4i0.870.82 – 0.93
SGLT2i versus DPP4i0.850.81 – 0.90
SU versus DPP4i1.191.16 – 1.22
SGLT2i versus GLP-1RA0.970.90 – 1.05
SU versus GLP-1RA1.361.28 – 1.46
SU versus SGLT2i1.401.33 – 1.47
Primary/registry result

Expanded Major Adverse Cardiovascular Events (MACE) and Its Components

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

descriptive

Posted result

GroupValue (number), Hazard Ratio95% CI
Aims 1, 2B, and 3 GroupsGLP-1RA versus DPP4i0.950.91 – 1.00
SGLT2i versus DPP4i0.930.89 – 0.96
SU versus DPP4i1.141.12 – 1.17
SGLT2i versus GLP-1RA0.970.92 – 1.02
SU versus GLP-1RA1.201.15 – 1.26
SU versus SGLT2i1.241.20 – 1.28
Primary/protocol endpoint

3-point Major Adverse Cardiovascular Event (MACE)

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

3-point MACE

time to event, event

componentsCardiovascular death, Non-fatal MI, Non-fatal stroke

Primary/protocol endpoint

Expanded Major Adverse Cardiovascular Events (MACE) and Its Components

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

5-point MACE

time to event, event

componentsNon-fatal MI, Non-fatal stroke, All-cause death, Heart-failure hospitalization, Coronary revascularization

Secondary/registry result

Non-fatal Myocardial Infarction (MI)

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

descriptive

Posted result

GroupValue (number), Hazard Ratio95% CI
Aims 1, 2B, and 3 GroupsGLP-1RA versus DPP4i0.890.78 – 1.01
SGLT2i versus DPP4i0.930.85 – 1.02
SU versus DPP4i1.211.15 – 1.26
SGLT2i versus GLP-1RA1.050.91 – 1.21
SU versus GLP-1RA1.351.20 – 1.53
SU versus SGLT2i1.301.19 – 1.41
Secondary/registry result

Non-fatal Stroke Events

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

descriptive

Posted result

GroupValue (number), Hazard Ratio95% CI
Aims 1, 2B, and 3 GroupsGLP-1RA versus DPP4i0.890.78 – 1.02
SGLT2i versus DPP4i0.890.81 – 0.98
SU versus DPP4i1.181.13 – 1.24
SGLT2i versus GLP-1RA1.000.86 – 1.16
SU versus GLP-1RA1.331.17 – 1.50
SU versus SGLT2i1.331.22 – 1.45
Secondary/protocol endpoint

Non-fatal Myocardial Infarction (MI)

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

Non-fatal MI

time to event, event

SNOMED 22298006

Secondary/protocol endpoint

Non-fatal Stroke Events

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

Non-fatal stroke

time to event, event

SNOMED 230690007

Secondary/protocol endpoint

All-cause Mortality

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

All-cause death

time to event, event

SNOMED 419620001

Glycemic / diabetes

2 endpoints
Primary/registry result

Patient Preferences for Second-line Type 2 Diabetes Medication Treatment Outcomes

Time frame:1 hour

descriptive

Posted result

GroupValue (count_of_participants), Participants95% CI
Aim 2A GroupSerious Infection2
Being admitted2
Pancreatitis3
Issues with your feet4
Eye Issues4
Worsening Kidney Function4
Very low blood sugar4
Cancer7
Vessel Blockages7
Stroke7
Amputation10
Heart Attack10
End Stage Kidney Disease (ESKD)11
Death12
Heart Failure13
Blindness16
Secondary/registry result

Treatment for Diabetic Retinopathy or Macular Edema

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

descriptive

Posted result

GroupValue (number), Hazard Ratio95% CI
Aims 1, 2B, and 3 GroupsSGLT2i versus GLP-1RA0.730.55 – 0.97
SGLT2i versus DPP4i0.790.64 – 0.97
SGLT2i versus SU0.610.50 – 0.74
GLP-1RA versus DPP4i1.070.85 – 1.35
GLP-1RA versus SU0.830.67 – 1.03
SU versus DPP4i1.291.17 – 1.42

Renal / kidney

2 endpoints
Secondary/registry result

Incident End-stage Kidney Disease

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

descriptive

Posted result

GroupValue (number), Hazard Ratio95% CI
Aims 1, 2B, and 3 GroupsSGLT2i versus DPP4i0.650.56 – 0.76
GLP-1RA versus DPP4i0.810.66 – 0.99
SU versus DPP4i1.010.93 – 1.08
SGLT2i versus SU0.650.56 – 0.75
GLP-1RA versus SU0.800.66 – 0.97
SGLT2i versus GLP-1RA0.810.64 – 1.02
Secondary/protocol endpoint

Incident End-stage Kidney Disease

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

End-stage renal disease

time to event, event

SNOMED 46177005

Patient-reported / QoL

1 endpoint
Primary/protocol endpoint

Patient Preferences for Second-line Type 2 Diabetes Medication Treatment Outcomes

Time frame:1 hour

descriptive

Safety / tolerability / PK

2 endpoints
Secondary/registry result

Severe Hypoglycemia

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

descriptive

Posted result

GroupValue (number), Hazard Ratio95% CI
Aims 1, 2B, and 3 GroupsGLP-1RA versus DPP4i0.630.51 – 0.76
SGLT2i versus DPP4i0.560.46 – 0.68
SU versus DPP4i2.512.29 – 2.75
SGLT2i versus GLP-1RA0.900.70 – 1.16
SU versus GLP-1RA4.003.32 – 4.85
SU versus SGLT2i4.463.73 – 5.32
Secondary/protocol endpoint

Severe Hypoglycemia

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

Severe hypoglycemia

time to event, event

Other clinical outcomes

4 endpoints
Secondary/registry result

All-cause Mortality

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

descriptive

Posted result

GroupValue (number), Hazard Ratio95% CI
Aims 1, 2B, and 3 GroupsGLP-1RA versus DPP4i0.860.78 – 0.94
SGLT2i versus DPP4i0.790.73 – 0.85
SU versus DPP4i1.221.18 – 1.26
SGLT2i versus GLP-1RA0.920.82 – 1.03
SU versus GLP-1RA1.421.30 – 1.56
SU versus SGLT2i1.551.44 – 1.66
Secondary/registry result

Lower Extremity Complications

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

descriptive

Posted result

GroupValue (number), Hazard Ratio95% CI
Aims 1, 2B, and 3 GroupsSU versus DPP4i1.151.11 – 1.19
SU versus GLP-1RA1.201.13 – 1.28
SU versus SGLT2i1.081.02 – 1.14
SGLT2i versus GLP-1RA1.111.03 – 1.21
GLP-1RA versus DPP4i0.960.89 – 1.02
SGLT2i versus DPP4i1.071.00 – 1.13
Secondary/protocol endpoint

Treatment for Diabetic Retinopathy or Macular Edema

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

time to event, event

Secondary/protocol endpoint/low confidence

Lower Extremity Complications

Time frame:Retrospective Data between 1/1/2014 - 12/31/2022, up to 8 years, collected over a 2-year period

time to event, event

componentsMajor amputation

Publications (3)

Bibliography

Records linked to this trial through ClinicalTrials.gov references, PubMed NCT search, and curated study seeds. 'Canonical' marks design/result papers; others are registry references or candidates.

Registry references + supporting bibliography

Provenance

Sources

Trial identity, design, statusClinicalTrials.gov API v2
Snapshot dateJuly 1, 2026
Endpoint classificationDelfa endpoint taxonomy v2 (May 13, 2026)
Results tableClinicalTrials.gov results section

Trial facts come from public ClinicalTrials.gov records. Endpoint categories are Delfa's classification of those records, not a ClinicalTrials.gov field. All figures reflect the July 1, 2026 snapshot.