# The 4-SITE Field Following Study (4-SITE FF)

> **NCT00920452** · — · COMPLETED · sponsor: **Guidant Corporation** · enrollment: 430 (actual)

## Conditions studied

- ICD and CRT-D Indicated Patients

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT00920452
- **Lead sponsor:** Guidant Corporation
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2009-05
- **Primary completion:** 2011-01
- **Final completion:** 2011-01
- **Target enrollment:** 430 (ACTUAL)
- **Last updated:** 2012-12-05


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00920452

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00920452, "The 4-SITE Field Following Study (4-SITE FF)". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT00920452. Licensed CC0.

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