# Evaluation of Systolic Function in Heart Failure With Middle Ejection Fraction by 3D Speckle Tracking Imaging

> **NCT04949997** · — · COMPLETED · sponsor: **Peking University Third Hospital** · enrollment: 130 (actual)

## Conditions studied

- Heart Failure

## Interventions

- **OTHER:** diagnose

## Key facts

- **NCT ID:** NCT04949997
- **Lead sponsor:** Peking University Third Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2017-10-01
- **Primary completion:** 2019-03-01
- **Final completion:** 2019-05-31
- **Target enrollment:** 130 (ACTUAL)
- **Last updated:** 2021-07-02


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04949997

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04949997, "Evaluation of Systolic Function in Heart Failure With Middle Ejection Fraction by 3D Speckle Tracking Imaging". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04949997. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*