# The Role of Learning in Nocebo Hyperalgesia

> **NCT03793790** · NA · COMPLETED · sponsor: **Leiden University Medical Center** · enrollment: 140 (actual)

## Conditions studied

- Nocebo Effects
- Hyperalgesia
- Chronic Pain
- Pain Syndrome

## Interventions

- **BEHAVIORAL:** Conditioning with partial reinforcement
- **BEHAVIORAL:** Conditioning with continuous reinforcement
- **BEHAVIORAL:** Counterconditioning
- **BEHAVIORAL:** Extinction
- **BEHAVIORAL:** Sham Conditioning

## Key facts

- **NCT ID:** NCT03793790
- **Lead sponsor:** Leiden University Medical Center
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2018-09-20
- **Primary completion:** 2019-04-30
- **Final completion:** 2019-04-30
- **Target enrollment:** 140 (ACTUAL)
- **Last updated:** 2019-08-13

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03793790

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03793790, "The Role of Learning in Nocebo Hyperalgesia". Retrieved via AI Analytics 2026-06-26 from https://api.ai-analytics.org/clinical/NCT03793790. Licensed CC0.

---

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