Active Not Recruiting OBSERVATIONAL NCT03885960

Perthes Disease in Norway

A Prospective Nationwide Study of Perthes' Disease in Norway: Functional and Radiographic Outcomes at a Mean Follow-up of Twenty Years

Sponsor: Oslo University Hospital

Conditions Legg Calve Perthes Disease

Updated 9 times since 2019 Last updated: Mar 17, 2025 Started: Nov 1, 2018 Primary completion: Dec 31, 2025 Completion: Dec 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 Legg Calve Perthes Disease and is currently ongoing. Oslo University Hospital leads this study, which shows 9 recorded versions since 2018 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

Change History

9 versions recorded

Apr 2025 — Present [monthly]

Active Not Recruiting

Status: Enrolling By Invitation → Active Not Recruiting
Feb 2025 — Apr 2025 [monthly]

Enrolling By Invitation
Sep 2024 — Feb 2025 [monthly]

Enrolling By Invitation
Jul 2024 — Sep 2024 [monthly]

Enrolling By Invitation
May 2022 — Jul 2024 [monthly]

Enrolling By Invitation

▶ Show 4 earlier versions

Jan 2021 — May 2022 [monthly]

Enrolling By Invitation
Oct 2020 — Jan 2021 [monthly]

Enrolling By Invitation
Sep 2020 — Oct 2020 [monthly]

Enrolling By Invitation
Apr 2019 — Sep 2020 [monthly]

Enrolling By Invitation

First recorded

Nov 2018

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Oslo University Hospital
Sophies Minde Ortopedi

Data source: Oslo University Hospital

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

Study Locations

• Oslo, Norway