NCT01390662

Brief Summary

The purpose of this study is to investigate whether patients with depression should be offered vitamin D supplements, or it has no significance in relation to treatment outcomes.

Trial Health

43
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
150

participants targeted

Target at P50-P75 for phase_4 depression

Timeline
Completed

Started Mar 2011

Shorter than P25 for phase_4 depression

Geographic Reach
1 country

3 active sites

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

March 1, 2011

Completed
4 months until next milestone

First Submitted

Initial submission to the registry

July 5, 2011

Completed
6 days until next milestone

First Posted

Study publicly available on registry

July 11, 2011

Completed
10 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

May 1, 2012

Completed
7 months until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2012

Completed
Last Updated

March 28, 2012

Status Verified

July 1, 2011

Enrollment Period

1.2 years

First QC Date

July 5, 2011

Last Update Submit

March 27, 2012

Conditions

Keywords

serum 25-hydroxyvitamin d,vitamin D supplement, depression,parathyroid hormone

Outcome Measures

Primary Outcomes (1)

  • Hamilton 17 item scale (Hamilton-17)

    Change from baseline in Hamilton-17 at week 24

    24 weeks

Secondary Outcomes (1)

  • WHO-Five Well-being Index (WHO-5)

    24 weeks

Study Arms (2)

Vitamin D3

ACTIVE COMPARATOR

one tablet of vitamin D3 (70µg) per day for 24 weeks.

Dietary Supplement: Vitamin D3

placebo

PLACEBO COMPARATOR

one tablet of sugar pill per day for 24 weeks.

Dietary Supplement: placebo

Interventions

Vitamin D3DIETARY_SUPPLEMENT

one tablet of vitamin D3 70 µg pr. day, for 24 weeks.

Vitamin D3
placeboDIETARY_SUPPLEMENT

one tablet of sugar pill pr. day, for 24 weeks.

placebo

Eligibility Criteria

Age18 Years - 65 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • clinical diagnosis unipolar depression

You may not qualify if:

  • clinical diagnosis sarcoidoses
  • tuberculosis
  • bipolar affective disorder
  • schizophrenia
  • hypercalcemia
  • hyperphosphatemia
  • electroconvulsive treatment for the last 6 months
  • primary diagnosis addiction

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (3)

Mental Health Services Esbjerg

Esbjerg, DK-6715, Denmark

RECRUITING

Mental Health Services, Odense

Odense, Dk-5000, Denmark

RECRUITING

Mental Health Services Svendborg

Svendborg, DK-5700, Denmark

RECRUITING

Related Publications (1)

  • Hansen JP, Pareek M, Hvolby A, Schmedes A, Toft T, Dahl E, Nielsen CT. Vitamin D3 supplementation and treatment outcomes in patients with depression (D3-vit-dep). BMC Res Notes. 2019 Apr 3;12(1):203. doi: 10.1186/s13104-019-4218-z.

MeSH Terms

Conditions

Depression

Interventions

Cholecalciferol

Condition Hierarchy (Ancestors)

Behavioral SymptomsBehavior

Intervention Hierarchy (Ancestors)

CholestenesCholestanesSteroidsFused-Ring CompoundsPolycyclic CompoundsSterolsVitamin DSecosteroidsMembrane LipidsLipids

Study Officials

  • Connie T Nielsen, PhD

    Mental Health Services Esbjerg

    STUDY CHAIR
  • Erik Dahl, MD

    Mental Health Services Svendborg

    PRINCIPAL INVESTIGATOR
  • Tomas toft, PhD

    Mental Health Services Odense

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Study Design

Study Type
interventional
Phase
phase 4
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER

Study Record Dates

First Submitted

July 5, 2011

First Posted

July 11, 2011

Study Start

March 1, 2011

Primary Completion

May 1, 2012

Study Completion

December 1, 2012

Last Updated

March 28, 2012

Record last verified: 2011-07

Locations