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Trial · NCT03057951

EMPagliflozin outcomE tRial in Patients With chrOnic heaRt Failure With Preserved Ejection Fraction (EMPEROR-Preserved)

NCT03057951, Phase 3, Completed, Boehringer Ingelheim; results first posted 2022-06-06

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. EMPagliflozin outcomE tRial in Patients With chrOnic heaRt Failure With Preserved Ejection Fraction (EMPEROR-Preserved). Trials, record NCT03057951. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT03057951

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
EMPagliflozin outcomE tRial in Patients With chrOnic heaRt Failure With Preserved Ejection Fraction (EMPEROR-Preserved)
NCT number
NCT03057951
Status
Completed
Phases
Phase 3
Enrollment
5,988 participants, actual
Lead sponsor
Boehringer Ingelheim
Conditions
Heart Failure
Interventions
Empagliflozin, Placebo
First posted
2017-02-20
Last updated
2022-06-06
Other registries' IDs
eudract:2016-002278-11
Results first posted
2022-06-06

Source ClinicalTrials.gov

Registered outcomes10

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryTime to First Event of Adjudicated Cardiovascular (CV) Death or Adjudicated Hospitalisation for Heart Failure (HHF)From randomization until completion of the planned treatment phase, up to 1403 days.
Failure with preserved Ejection Fraction (HFpEF). The incidence rate per 100 patient years (pt-yrs) is presented and calculated as followed: Incidence rate per 100 pt-yrs = 100 \* number of patients with event / time at risk \[years\]. Time at risk \[years\] = Sum of time at risk \[days\] over all patients in a treatment group / 365.25. Patients without a specific endpoint event were censored at the last date the patient was known to be free of the event or at the end of the planned treatment period, whichever was earlier.
SecondaryOccurrence of Adjudicated Hospitalisation for Heart Failure (HHF) (First and Recurrent)From randomization until completion of the planned treatment phase, up to 1403 days.Reported is the total number of adjudicated HHF events (first and recurrent) which occurred.
SecondaryeGFR (CKD-EPI) cr Slope of Change From BaselineAt baseline, week 4, 12, 32, 52, 76, 100, 124, 148, 172 and week 196, up to 1043 days.
Glomerular filtration rate estimated by the chronic kidney disease epidemiology collaboration formula with serum creatinine measurement (eGFR(CKD-EPI)cr) slope of change from baseline. Available on-treatment change-from-baseline data were used. The slope represents the long term effect of eGFR change from baseline and provides the yearly rate of decline. Timepoints after baseline were included in calculation of slope of change from baseline. The slope per patient was calculated using a random coefficient model with terms for treatment, region, baseline status of diabetes, age, sex, left ventricular ejection fraction (LVEF) and glomerular filtration rate estimated by the chronic kidney disease epidemiology collaboration formula (eGFR (CKD-EPI)cr) at baseline and in addition the factors "time", "treatment-by-time interaction", and "baseline eGFR (CKD-EPI)cr-by-time interaction".
SecondaryTime to the First Event in the Composite Renal Endpoint: Chronic Dialysis, Renal Transplant, or Sustained Reduction in eGFR (CKD-EPI)crFrom randomization until completion of the planned treatment phase, up to 1403 days.
Chronic dialysis was defined as dialysis with a frequency of twice per week or more for at least 90 days. Sustained was determined by two or more consecutive post-baseline central laboratory measurement separated by at least 30 days. Reduction in glomerular filtration rate estimated by the chronic kidney disease epidemiology collaboration formula with serum creatinine measurement (eGFR (CKD-EPI)cr) was defined as reduction in eGFR from baseline ≥40%, eGFR \<15 mL/min/1.73 m\^2 for patients with baseline eGFR ≥30 mL/min/1.73 m\^2, or eGFR \<10 mL/min/1.73 m\^2 for patients with baseline eGFR \<30 mL/min/1.73 m\^2. The incidence rate per 100 patient years (100 \* number of patients with event / time at risk \[years\]) is reported. Time at risk \[year\] is calculated as: Sum of time at risk \[days\] over all patients in a treatment group / 365.25. Abbreviation: Patient-years (pt-yrs).
SecondaryTime to First Adjudicated Hospitalisation for Heart Failure (HHF)From randomization until completion of the planned treatment phase, up to 1403 days.
Time to first adjudicated HHF. The incidence rate per 100 patient years (pt-yrs) is presented and calculated as followed: Incidence rate per 100 pt-yrs = 100 \* number of patients with event / time at risk \[years\]. Time at risk \[years\] = Sum of time at risk \[days\] over all patients in a treatment group / 365.25. Patients without a specific endpoint event were censored at the last date the patient was known to be free of the event or at the end of the planned treatment period, whichever was earlier.
SecondaryTime to Adjudicated Cardiovascular (CV) DeathFrom randomization until completion of the planned treatment phase, up to 1403 days.
Time to adjudicated CV death. The incidence rate per 100 patient years (pt-yrs) is presented and calculated as followed: Incidence rate per 100 pt-yrs = 100 \* number of patients with event / time at risk \[years\]. Time at risk \[years\] = Sum of time at risk \[days\] over all patients in a treatment group / 365.25. Patients without a specific endpoint event were censored at the last date the patient was known to be free of the event or at the end of the planned treatment period, whichever was earlier.
SecondaryTime to All-cause MortalityFrom randomization until completion of the planned treatment phase, up to 1403 days.
Time to all-cause mortality. The incidence rate per 100 patient years (pt-yrs) is presented and calculated as followed: Incidence rate per 100 pt-yrs = 100 \* number of patients with event / time at risk \[years\]. Time at risk \[years\] = Sum of time at risk \[days\] over all patients in a treatment group / 365.25. Patients without a specific endpoint event were censored at the last date the patient was known to be free of the event or at the end of the planned treatment period, whichever was earlier.
SecondaryTime to Onset of Diabetes Mellitus (DM) in Patients With Pre-DMFrom randomization until completion of the planned treatment phase, to 1403 days.
Time to onset of DM (defined as HbA1c ≥6.5% or as diagnosed by the investigator) in patients with pre-DM. Pre-DM was defined as no history of DM and no HbA1c ≥6.5% before treatment, and a pre-treatment HbA1c value of ≥5.7% and \<6.5%. The incidence rate per 100 patient years (pt-yrs) is presented and calculated as followed: Incidence rate per 100 pt-yrs = 100 \* number of patients with event / time at risk \[years\]. Time at risk \[years\] = Sum of time at risk \[days\] over all patients in a treatment group / 365.25. Patients without a specific endpoint event were censored at the last date the patient was known to be free of the event or at the end of the planned treatment period, whichever was earlier.
SecondaryChange From Baseline in Kansas City Cardiomyopathy Questionaire (KCCQ) Clinical Summary Score at Week 52At baseline and at week 12, week 32 and week 52.
The KCCQ is a 23-item self-administered questionnaire designed to evaluate physical limitations, symptoms (frequency, severity, and changes over time), social limitations, self-efficacy, and quality of life in patients with Heart Failure. The KCCQ-clinical summary score comprises the following domains: Symptom frequency, symptom burden and physical limitation. The score is calculated by summing domain responses and then transforming scores to a 0-100 unit scale with higher scores indicating better health status. For patients who died, a worst score (score of 0) was imputed for the score at all subsequent scheduled visits after the date of death where the score would have been assessed. Change from baseline in KCCQ-score at week 52 was modeled using a MMRM with visit (week 12, 32 and 52) as repeated measures, adjusted mean (standard error) at week 52 is reported.
SecondaryOccurrence of All-cause Hospitalisation (First and Recurrent)From randomization until completion of the planned treatment phase, up to 1403 days.Occurrence of all-cause hospitalisation (first and recurrent). Total number of all cause hospitalisations is reported.

Outcomes10

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYTime to First Event of Adjudicated Cardiovascular (CV) Death or Adjudicated Hospitalisation for Heart Failure (HHF)From randomization until completion of the planned treatment phase, up to 1403 days.Randomised Set (RS), including all randomised patients.Patients with event/100 pt-yrs at riskNUMBER
SECONDARYOccurrence of Adjudicated Hospitalisation for Heart Failure (HHF) (First and Recurrent)From randomization until completion of the planned treatment phase, up to 1403 days.Randomised Set (RS), including all randomised patients.HHF eventsNUMBER
SECONDARYeGFR (CKD-EPI) cr Slope of Change From BaselineAt baseline, week 4, 12, 32, 52, 76, 100, 124, 148, 172 and week 196, up to 1043 days.Only patients included in the treated set (TS) and with available data for this endpoint.mL/min/ 1.73 meters squared/yearMEAN
SECONDARYTime to the First Event in the Composite Renal Endpoint: Chronic Dialysis, Renal Transplant, or Sustained Reduction in eGFR (CKD-EPI)crFrom randomization until completion of the planned treatment phase, up to 1403 days.Randomised Set (RS), including all randomised patients.Patients with event /100 pt-yrs at riskNUMBER
SECONDARYTime to First Adjudicated Hospitalisation for Heart Failure (HHF)From randomization until completion of the planned treatment phase, up to 1403 days.Randomised Set (RS), including all randomised patients.Patients with event /100 pt-yrs at riskNUMBER
SECONDARYTime to Adjudicated Cardiovascular (CV) DeathFrom randomization until completion of the planned treatment phase, up to 1403 days.Randomised Set (RS), including all randomised patients.Patients with event /100 pt-yrs at riskNUMBER
SECONDARYTime to All-cause MortalityFrom randomization until completion of the planned treatment phase, up to 1403 days.Randomised Set (RS), including all randomised patients.Patients with event /100 pt-yrs at riskNUMBER
SECONDARYTime to Onset of Diabetes Mellitus (DM) in Patients With Pre-DMFrom randomization until completion of the planned treatment phase, to 1403 days.Randomised Set (RS), including all randomised patients and with available data for this endpoint.Patients with event /100 pt-yrs at riskNUMBER
SECONDARYChange From Baseline in Kansas City Cardiomyopathy Questionaire (KCCQ) Clinical Summary Score at Week 52At baseline and at week 12, week 32 and week 52.
Only Patients included in the treated set (TS) including values obtained on treatment. The number of patients analysed displays the number of patients with available data at the timepoint of interests.
Score on a scaleLEAST_SQUARES_MEAN
SECONDARYOccurrence of All-cause Hospitalisation (First and Recurrent)From randomization until completion of the planned treatment phase, up to 1403 days.Randomised Set (RS), including all randomised patients.Events of all-cause hospitialisationsNUMBER

Results by group20

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Time to First Event of Adjudicated Cardiovascular (CV) Death or Adjudicated Hospitalisation for Heart Failure (HHF)Placebo8.6795% Confidence Interval 7.94 to 9.44Patients with event/100 pt-yrs at risk
Time to First Event of Adjudicated Cardiovascular (CV) Death or Adjudicated Hospitalisation for Heart Failure (HHF)10 mg Empagliflozin6.8695% Confidence Interval 6.22 to 7.54Patients with event/100 pt-yrs at risk
Occurrence of Adjudicated Hospitalisation for Heart Failure (HHF) (First and Recurrent)Placebo541HHF events
Occurrence of Adjudicated Hospitalisation for Heart Failure (HHF) (First and Recurrent)10 mg Empagliflozin407HHF events
eGFR (CKD-EPI) cr Slope of Change From BaselinePlacebo-2.616Standard Deviation 0.108mL/min/ 1.73 meters squared/year
eGFR (CKD-EPI) cr Slope of Change From Baseline10 mg Empagliflozin-1.253Standard Deviation 0.108mL/min/ 1.73 meters squared/year
Time to the First Event in the Composite Renal Endpoint: Chronic Dialysis, Renal Transplant, or Sustained Reduction in eGFR (CKD-EPI)crPlacebo2.2395% Confidence Interval 1.84 to 2.66Patients with event /100 pt-yrs at risk
Time to the First Event in the Composite Renal Endpoint: Chronic Dialysis, Renal Transplant, or Sustained Reduction in eGFR (CKD-EPI)cr10 mg Empagliflozin2.1395% Confidence Interval 1.74 to 2.54Patients with event /100 pt-yrs at risk
Time to First Adjudicated Hospitalisation for Heart Failure (HHF)Placebo5.9795% Confidence Interval 5.37 to 6.62Patients with event /100 pt-yrs at risk
Time to First Adjudicated Hospitalisation for Heart Failure (HHF)10 mg Empagliflozin4.2895% Confidence Interval 3.78 to 4.82Patients with event /100 pt-yrs at risk

Participant flow8

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDPlacebo2,991
Overall StudySTARTED10 mg Empagliflozin2,997
Overall StudyTreatedPlacebo2,989
Overall StudyTreated10 mg Empagliflozin2,996
Overall StudyCOMPLETEDPlacebo2,046
Overall StudyCOMPLETED10 mg Empagliflozin2,051
Overall StudyNOT COMPLETEDPlacebo945
Overall StudyNOT COMPLETED10 mg Empagliflozin946

Adverse events2,154

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherAnaemiaBlood and lymphatic system disordersPlacebo1642,989
otherAnaemiaBlood and lymphatic system disorders10 mg Empagliflozin1192,996
otherAtrial fibrillationCardiac disordersPlacebo1562,989
otherAtrial fibrillationCardiac disorders10 mg Empagliflozin1372,996
otherUrinary tract infectionInfections and infestationsPlacebo1602,989
otherUrinary tract infectionInfections and infestations10 mg Empagliflozin2072,996
otherFallInjury, poisoning and procedural complicationsPlacebo1932,989
otherFallInjury, poisoning and procedural complications10 mg Empagliflozin1892,996
otherDiabetes mellitusMetabolism and nutrition disordersPlacebo2002,989
otherDiabetes mellitusMetabolism and nutrition disorders10 mg Empagliflozin1392,996

Adverse event totals6

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityPlacebo4272,991
Total, all-cause mortality10 mg Empagliflozin4222,997
Total, other adverse eventsPlacebo1,2742,989
Total, other adverse events10 mg Empagliflozin1,1912,996
Total, serious adverse eventsPlacebo1,5432,989
Total, serious adverse events10 mg Empagliflozin1,4362,996

Papers23

The papers the trial lists on ClinicalTrials.gov.

PMIDListed asSource
31081589DERIVEDPubMed
34449189DERIVEDPubMed
34693515DERIVEDPubMed
34779658DERIVEDPubMed
35331406DERIVEDPubMed
35603667DERIVEDPubMed
35670067DERIVEDPubMed
35687107DERIVEDPubMed
35762322DERIVEDPubMed
36017745DERIVEDPubMed

1 to 10 of 23

See all 23 papers

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons2

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

ComparisonSource
10 mg Empagliflozin vs Placebo: deaths from any causeTrial comparisons
10 mg Empagliflozin vs Placebo: serious adverse eventsTrial comparisons

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT03057951

GET https://conductscience.org/api/trials/v1/NCT03057951/events?page=2