# ENHANCE-Efficacy of the Presence of Right Ventricular Apical Pacing Induced Ventricular Dyssynchrony as a Guiding Parameter for Biventricular Pacing in Patients With Bradycardia and Normal Ejection Fraction

> **NCT01559311** · NA · COMPLETED · sponsor: **Abbott Medical Devices** · enrollment: 98 (actual)

## Conditions studied

- Bradycardia

## Interventions

- **DEVICE:** CRT-P OFF
- **DEVICE:** CRT-P ON
- **DEVICE:** DDDR

## Key facts

- **NCT ID:** NCT01559311
- **Lead sponsor:** Abbott Medical Devices
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2012-02
- **Primary completion:** 2015-11
- **Final completion:** 2016-04
- **Target enrollment:** 98 (ACTUAL)
- **Last updated:** 2019-02-04


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01559311

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01559311, "ENHANCE-Efficacy of the Presence of Right Ventricular Apical Pacing Induced Ventricular Dyssynchrony as a Guiding Parameter for Biventricular Pacing in Patients With Bradycardia and Normal Ejection Fraction". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT01559311. Licensed CC0.

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