NCT03374748

Brief Summary

This study is a secondary analysis of the dietary, phenotypic and demographic data collected within the National Adult Nutrition Survey (NANS), Ireland, to determine meal patterns using a variety of statistical methods.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
1,500

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Oct 2008

Geographic Reach
1 country

1 active site

Status
completed

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

October 1, 2008

Completed
1.5 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

April 1, 2010

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

April 1, 2010

Completed
7.7 years until next milestone

First Submitted

Initial submission to the registry

December 6, 2017

Completed
9 days until next milestone

First Posted

Study publicly available on registry

December 15, 2017

Completed
Last Updated

December 19, 2017

Status Verified

December 1, 2017

Enrollment Period

1.5 years

First QC Date

December 6, 2017

Last Update Submit

December 18, 2017

Conditions

Outcome Measures

Primary Outcomes (1)

  • Food intake

    Food intake measured using semi weighed food diary

    4 days

Interventions

N/A - observational study

Eligibility Criteria

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

The fieldwork phase was carried out between October 2008 and April 2010. Eligible respondents were adults aged 18 years and over who were free-living and who were not pregnant or breast feeding. A sample of adults was randomly selected from a database of names and addresses held by Data Ireland (An Post).

You may qualify if:

  • Eligible respondents were adults aged 18 years and over who were free-living

You may not qualify if:

  • Individuals who are pregnant or breast feeding.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

University College Dublin

Dublin, D4, Ireland

Location

Related Publications (1)

  • Jarrett H, McNulty H, Hughes CF, Pentieva K, Strain JJ, McCann A, McAnena L, Cunningham C, Molloy AM, Flynn A, Hopkins SM, Horigan G, O'Connor C, Walton J, McNulty BA, Gibney MJ, Lamers Y, Ward M. Vitamin B-6 and riboflavin, their metabolic interaction, and relationship with MTHFR genotype in adults aged 18-102 years. Am J Clin Nutr. 2022 Dec 19;116(6):1767-1778. doi: 10.1093/ajcn/nqac240.

Biospecimen

Retention: SAMPLES WITH DNA

Blood and Urine Collection and Analysis - Participants were asked to provide a blood sample, fasting where possible, and a first void morning urine sample. The blood tubes collected were: 3 x serum tubes (total 26ml); 2 x EDTA tubes (total 13ml); 1 x lithium heparin tube (6ml). A 50ml first void urine sample was also collected. Blood and urine samples were collected for the analysis of a number of markers of nutritional status and metabolic health.

Study Design

Study Type
observational
Observational Model
ECOLOGIC OR COMMUNITY
Time Perspective
CROSS SECTIONAL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

December 6, 2017

First Posted

December 15, 2017

Study Start

October 1, 2008

Primary Completion

April 1, 2010

Study Completion

April 1, 2010

Last Updated

December 19, 2017

Record last verified: 2017-12

Data Sharing

IPD Sharing
Will not share

Access to the primary data is available through application to www.iuna.net or the PI Prof Albert Flynn University College Dublin.

Locations