# Optimising Pacing for Contractility 2

> **NCT04201015** · PHASE2,PHASE3 · RECRUITING · sponsor: **University of Leeds** · enrollment: 400 (estimated)

## Conditions studied

- Heart Failure, Systolic
- Pacemaker

## Interventions

- **DEVICE:** Heart rate optimisation using force frequency data

## Key facts

- **NCT ID:** NCT04201015
- **Lead sponsor:** University of Leeds
- **Sponsor class:** OTHER
- **Phase:** PHASE2,PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2020-06-01
- **Primary completion:** 2024-12-31
- **Final completion:** 2025-03-31
- **Target enrollment:** 400 (ESTIMATED)
- **Last updated:** 2024-09-26


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04201015

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04201015, "Optimising Pacing for Contractility 2". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT04201015. Licensed CC0.

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