# Screening Study to Identify Patients With Complement Factor I Deficiencies

> **NCT05072912** · — · TERMINATED · sponsor: **Catalyst Biosciences** · enrollment: 113 (actual)

## Conditions studied

- Previous Diagnosis With a Complement-mediated Disease and/or With Clinical Manifestations Reasonably Associated With Complement Factor I Deficiency

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT05072912
- **Lead sponsor:** Catalyst Biosciences
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** TERMINATED
- **Start date:** 2021-07-21
- **Primary completion:** 2021-11-23
- **Final completion:** 2021-11-23
- **Target enrollment:** 113 (ACTUAL)
- **Why stopped:** Enrollment
- **Last updated:** 2022-04-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05072912

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05072912, "Screening Study to Identify Patients With Complement Factor I Deficiencies". Retrieved via AI Analytics 2026-06-16 from https://api.ai-analytics.org/clinical/NCT05072912. Licensed CC0.

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