# Determination of Kidney Function

> **NCT00001978** · — · TERMINATED · sponsor: **National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)** · enrollment: 456 (actual)

## Conditions studied

- Kidney Disease
- Proteinuria
- Autoimmune / Connective Tissue Diseases

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT00001978
- **Lead sponsor:** National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** TERMINATED
- **Start date:** 1989-10-11
- **Primary completion:** 2020-10-02
- **Final completion:** 2020-10-02
- **Target enrollment:** 456 (ACTUAL)
- **Why stopped:** All analysis with identifiable specimens/data is complete or site has no identifiers linked to the specimens/data
- **Last updated:** 2020-10-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00001978

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00001978, "Determination of Kidney Function". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT00001978. Licensed CC0.

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