# APPROPRIATE - Rate Adaptive Pacing Sensor

> **NCT00757666** · NA · TERMINATED · sponsor: **Boston Scientific Corporation** · enrollment: 566 (actual)

## Conditions studied

- Heart Diseases

## Interventions

- **DEVICE:** Rate adaptive pacemaker
- **DEVICE:** Rate adaptive pacemaker

## Key facts

- **NCT ID:** NCT00757666
- **Lead sponsor:** Boston Scientific Corporation
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2008-12
- **Primary completion:** 2011-01
- **Final completion:** 2011-01
- **Target enrollment:** 566 (ACTUAL)
- **Why stopped:** Difficulty enrollment; higher than planned patient attrition and data attrition
- **Last updated:** 2017-06-14


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00757666

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00757666, "APPROPRIATE - Rate Adaptive Pacing Sensor". Retrieved via AI Analytics 2026-07-01 from https://api.ai-analytics.org/clinical/NCT00757666. Licensed CC0.

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