Recruiting NA INTERVENTIONAL 1-arm NCT04365855

The Olmsted NAFLD Epidemiology Study (TONES)

Sponsor: Mayo Clinic

Conditions Non-Alcoholic Fatty Liver Disease Non-Alcoholic Steatohepatitis

Interventions Blood draw Fibro Scan Liver biopsy Magnetic Resonance Elastography

Updated 12 times since 2020 Last updated: Jan 14, 2026 Started: Oct 10, 2020 Primary completion: Jun 30, 2028 Completion: Jun 30, 2028

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

This NA trial investigates Non-Alcoholic Fatty Liver Disease and Non-Alcoholic Steatohepatitis and is currently actively recruiting participants. Mayo Clinic leads this study, which shows 12 recorded versions since 2020 — indicating substantial longitudinal coverage. Longitudinal tracking of infectious disease trials helps identify durability of treatment effects.

Status Flow

Change History

12 versions recorded

Feb 2026 — Present [monthly]

Recruiting NA
May 2025 — Feb 2026 [monthly]

Recruiting NA
Sep 2024 — May 2025 [monthly]

Recruiting NA
Jul 2024 — Sep 2024 [monthly]

Recruiting NA
May 2024 — Jul 2024 [monthly]

Recruiting NA

▶ Show 7 earlier versions

Apr 2023 — May 2024 [monthly]

Recruiting NA
May 2022 — Apr 2023 [monthly]

Recruiting NA
Mar 2021 — May 2022 [monthly]

Recruiting NA
Jan 2021 — Mar 2021 [monthly]

Recruiting NA
Dec 2020 — Jan 2021 [monthly]

Recruiting NA

Status: Not Yet Recruiting → Recruiting
Sep 2020 — Dec 2020 [monthly]

Not Yet Recruiting NA
May 2020 — Sep 2020 [monthly]

Not Yet Recruiting NA

First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Mayo Clinic

Data source: Mayo Clinic

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

Study Locations

• Rochester, United States