NCT00302939

Brief Summary

This study looks at the causes of anemia in adults of all ages who are referred by their primary care physician.

Trial Health

57
Monitor

Trial Health Score

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

Enrollment
300

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Jan 2006

Longer than P75 for all trials

Geographic Reach
1 country

1 active site

Status
terminated

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

January 1, 2006

Completed
2 months until next milestone

First Submitted

Initial submission to the registry

March 14, 2006

Completed
1 day until next milestone

First Posted

Study publicly available on registry

March 15, 2006

Completed
4.7 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2010

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2010

Completed
Last Updated

August 26, 2019

Status Verified

April 1, 2010

Enrollment Period

4.9 years

First QC Date

March 14, 2006

Last Update Submit

August 22, 2019

Conditions

Anemia

Keywords

Aging

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

Community

You may qualify if:

  • years of age or older
  • Hemoglobin (Hgb) less than 13 in males and females

You may not qualify if:

  • Pregnant or nursing women
  • Participation within the past six weeks in another research study which the Principal Investigator believes is incompatible with this study

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

National Institute on Aging

Baltimore, Maryland, 21225, United States

Location

Related Publications (2)

  • Guralnik JM, Eisenstaedt RS, Ferrucci L, Klein HG, Woodman RC. Prevalence of anemia in persons 65 years and older in the United States: evidence for a high rate of unexplained anemia. Blood. 2004 Oct 15;104(8):2263-8. doi: 10.1182/blood-2004-05-1812. Epub 2004 Jul 6.

    PMID: 15238427BACKGROUND

  • Artz AS, Fergusson D, Drinka PJ, Gerald M, Bidenbender R, Lechich A, Silverstone F, McCamish MA, Dai J, Keller E, Ershler WB. Mechanisms of unexplained anemia in the nursing home. J Am Geriatr Soc. 2004 Mar;52(3):423-7. doi: 10.1111/j.1532-5415.2004.52116.x.

    PMID: 14962159BACKGROUND

Biospecimen

Retention: SAMPLES WITHOUT DNA

Bone marrow aspirate, urine, blood serum

MeSH Terms

Conditions

Anemia

Condition Hierarchy (Ancestors)

Hematologic DiseasesHemic and Lymphatic Diseases

Study Officials

  • William Ershler, MD

    NIA/NIH

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
PROSPECTIVE
Sponsor Type
NIH

Study Record Dates

First Submitted

March 14, 2006

First Posted

March 15, 2006

Study Start

January 1, 2006

Primary Completion

December 1, 2010

Study Completion

December 1, 2010

Last Updated

August 26, 2019

Record last verified: 2010-04

Locations

US(1)