NCT05194696

Brief Summary

Effect of peroral caffeine consumption on the delay of cataract onset.

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
12,000

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Sep 2020

Longer than P75 for all trials

Geographic Reach
1 country

1 active site

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

September 1, 2020

Completed
1.3 years until next milestone

First Submitted

Initial submission to the registry

January 4, 2022

Completed
14 days until next milestone

First Posted

Study publicly available on registry

January 18, 2022

Completed
2.6 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

September 1, 2024

Completed
1 year until next milestone

Study Completion

Last participant's last visit for all outcomes

September 1, 2025

Completed
Last Updated

January 31, 2022

Status Verified

January 1, 2022

Enrollment Period

4 years

First QC Date

January 4, 2022

Last Update Submit

January 15, 2022

Conditions

Cataract

Keywords

CataractCaffeine

Outcome Measures

Primary Outcomes (1)

  • Caffeine consumption

    Caffeine consumption will be assessed using a questionnaire concerning the caffeine drinking habits

    48 months

Study Arms (1)

Caffeine questionnaire

A questionnaire concerning caffeine habits will be handed out to the patients

Behavioral: Questionnaire

Interventions

QuestionnaireBEHAVIORAL

Patients have to answer a questionnaire about their caffeine consumption habits during lifetime

Caffeine questionnaire

Eligibility Criteria

Age21 Years - 105 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodProbability Sample
Study Population

Patients with cataracts awaiting cataract surgery

You may qualify if:

  • age older than 21 years
  • cataract

You may not qualify if:

  • \- age younger than 21 years

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Vienna Institute for Research in Ocular Surgery (VIROS), Hanusch Hospital Vienna

Vienna, 1140, Austria

RECRUITING

MeSH Terms

Conditions

Cataract

Interventions

Surveys and Questionnaires

Condition Hierarchy (Ancestors)

Lens DiseasesEye Diseases

Intervention Hierarchy (Ancestors)

Data CollectionEpidemiologic MethodsInvestigative TechniquesHealth Care Evaluation MechanismsQuality of Health CareHealth Care Quality, Access, and EvaluationPublic HealthEnvironment and Public Health

Study Officials

  • Oliver Findl, MD

    Vienna Institute for Research in Ocular Surgery (VIROS), Hanusch Hospital Vienna

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Martin Kronschläger, PhD

CONTACT

01 91021office@viros.at

Manuel Ruiss, MSc

CONTACT

01 91021office@viros.at

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
PROSPECTIVE
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Principal Investigator

Study Record Dates

First Submitted

January 4, 2022

First Posted

January 18, 2022

Study Start

September 1, 2020

Primary Completion

September 1, 2024

Study Completion

September 1, 2025

Last Updated

January 31, 2022

Record last verified: 2022-01

Data Sharing

IPD Sharing
Will not share

Locations

AU(1)