# Continuous Positive Pressure Versus Bi-level in Overlap Syndrome

> **NCT03766542** · NA · UNKNOWN · sponsor: **Hospital Sao Joao** · enrollment: 70 (estimated)

## Conditions studied

- Overlap Syndrome
- Nocturnal Hypoventilation

## Interventions

- **DEVICE:** Bi-level positive airway pressure with ventilatory support
- **DEVICE:** continuous positive airway pressure without ventilatory support

## Key facts

- **NCT ID:** NCT03766542
- **Lead sponsor:** Hospital Sao Joao
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2019-01-01
- **Primary completion:** 2020-07-01
- **Final completion:** 2020-09-01
- **Target enrollment:** 70 (ESTIMATED)
- **Last updated:** 2018-12-06

## Collaborators

- [object Object]
- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03766542

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03766542, "Continuous Positive Pressure Versus Bi-level in Overlap Syndrome". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT03766542. Licensed CC0.

---

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