# Central Nervous System Amplification in Lumbar Failed Back Surgery Syndrome

> **NCT03444168** · — · COMPLETED · sponsor: **University of Kansas Medical Center** · enrollment: 158 (actual)

## Conditions studied

- Chronic Pain

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT03444168
- **Lead sponsor:** University of Kansas Medical Center
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2018-06-29
- **Primary completion:** 2023-04-20
- **Final completion:** 2023-04-20
- **Target enrollment:** 158 (ACTUAL)
- **Last updated:** 2026-03-13

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03444168

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03444168, "Central Nervous System Amplification in Lumbar Failed Back Surgery Syndrome". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT03444168. Licensed CC0.

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