Unknown OBSERVATIONAL NCT05543967

Establish Diagnostic Models Based on Olfactory Function and Odor-induced Brain Activation for Diabetes-Related Cognitive Impairment

A Cross-sectional and Longitudinal Study to Establish Diagnostic Models Based on Olfactory Function and Odor-induced Brain Activation for Diabetes-Related Cognitive Impairment

Sponsor: The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School

Conditions Cognitive Impairment Type 2 Diabetes Mellitus

Interventions Cognitive assessments Functional magnetic resonance imaging Olfactory function measurements

Updated 5 times since 2022 Last updated: Oct 23, 2022 Started: Oct 18, 2022 Primary completion: Jun 30, 2025 Completion: Aug 31, 2025

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This observational or N/A phase trial investigates Cognitive Impairment and Type 2 Diabetes Mellitus and is currently ongoing. The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School leads this study, which shows 5 recorded versions since 2022 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

Change History

5 versions recorded

Oct 2025 — Present [monthly]

Unknown

Status: Recruiting → Unknown
Sep 2024 — Oct 2025 [monthly]

Recruiting
Jul 2024 — Sep 2024 [monthly]

Recruiting
Nov 2022 — Jul 2024 [monthly]

Recruiting

Status: Not Yet Recruiting → Recruiting
Sep 2022 — Nov 2022 [monthly]

Not Yet Recruiting

First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School

Data source: The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Nanjing, China