Completed OBSERVATIONAL NCT01845870

Serum 1,25-dihydroxyvitamin D Levels in Type 2 Diabetes Mellitus Patients With Different Levels of Albuminuria (DM)

Study Whether Serum 1,25-dihydroxyvitamin D Levels Could be an Indicator for Dysfunction of Renal Tubules

Sponsor: Tianjin Medical University General Hospital

Conditions Type 2 Diabetes Mellitus With Diabetic Nephropathy

Updated 10 times since 2017 Last updated: Jun 5, 2013 Started: Feb 29, 2012 Primary completion: Apr 30, 2013 Completion: Apr 30, 2013

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 Type 2 Diabetes Mellitus With Diabetic Nephropathy and is currently completed. Tianjin Medical University General Hospital leads this study, which shows 10 recorded versions since 2012 — indicating substantial longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

Change History

10 versions recorded

Sep 2024 — Present [monthly]

Completed
Jul 2024 — Sep 2024 [monthly]

Completed
Dec 2021 — Jul 2024 [monthly]

Completed
Jan 2021 — Dec 2021 [monthly]

Completed
Nov 2020 — Jan 2021 [monthly]

Completed

▶ Show 5 earlier versions

Jun 2018 — Nov 2020 [monthly]

Completed
May 2018 — Jun 2018 [monthly]

Completed
Apr 2018 — May 2018 [monthly]

Completed

Phase: NA → None
Aug 2017 — Apr 2018 [monthly]

Completed NA
Jan 2017 — Aug 2017 [monthly]

Completed NA

First recorded

Feb 2012

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Tianjin Medical University General Hospital

Data source: Tianjin Medical University General Hospital

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

Study Locations

• Tianjin, China