NCT06464003

Brief Summary

The aim of the study is to examine orthodontic screening practises in public health care.

Trial Health

77
On Track

Trial Health Score

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

Enrollment
350

participants targeted

Target at P75+ for all trials

Timeline
1mo left

Started Jun 2024

Geographic Reach
1 country

2 active sites

Status
recruiting

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 Progress96%
Jun 2024Jun 2026

First Submitted

Initial submission to the registry

June 6, 2024

Completed
Same day until next milestone

Study Start

First participant enrolled

June 6, 2024

Completed
12 days until next milestone

First Posted

Study publicly available on registry

June 18, 2024

Completed
2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 6, 2026

Expected
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

June 6, 2026

Last Updated

July 8, 2025

Status Verified

July 1, 2025

Enrollment Period

2 years

First QC Date

June 6, 2024

Last Update Submit

July 4, 2025

Conditions

MalocclusionCompliance, Patient

Outcome Measures

Primary Outcomes (1)

  • Treatment need

    Orthodontic treatment need

    Baseline

Secondary Outcomes (1)

  • Subjective evaluation

    Baseline

Study Arms (3)

Treatment need

Individuals with objective treatment need

Other: Questionnaire

No treatment need

Individuals with no objectively determined treatment need

Other: Questionnaire

Controls

Random sample of individuals

Other: Questionnaire

Interventions

QuestionnaireOTHER

Malocclusion impact questionnaire

ControlsNo treatment needTreatment need

Eligibility Criteria

Age6 Years - 16 Years
Sexall
Healthy VolunteersYes
Age GroupsChild (0-17)
Sampling MethodNon-Probability Sample
Study Population

Unselected population sample study

You may qualify if:

  • residence in the wellbeing services county catchment area
  • willingness to participate in the study

You may not qualify if:

  • Age under 6 years or over 16 years
  • insufficient language skills to be able to understand the questionnaire

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (2)

University of Helsinki

Helsinki, Helsinki, FI-00014, Finland

RECRUITING

Vantaa and Kerava wellbeing services county

Vantaa, Vantaa, 01030, Finland

RECRUITING

MeSH Terms

Conditions

MalocclusionPatient Compliance

Interventions

Surveys and Questionnaires

Condition Hierarchy (Ancestors)

Tooth DiseasesStomatognathic DiseasesPatient Acceptance of Health CareTreatment Adherence and ComplianceHealth BehaviorBehavior

Intervention Hierarchy (Ancestors)

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

Study Officials

  • Heidi Arponen

    University of Helsinki

    STUDY DIRECTOR

Central Study Contacts

Heidi Arponen

CONTACT

+3582941911Heidi.arponen@helsinki.fi

Heidi Arponen

CONTACT

+3582941911

Study Design

Study Type
observational
Observational Model
CASE CONTROL
Time Perspective
CROSS SECTIONAL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Consultant orthodontist

Study Record Dates

First Submitted

June 6, 2024

First Posted

June 18, 2024

Study Start

June 6, 2024

Primary Completion (Estimated)

June 6, 2026

Study Completion (Estimated)

June 6, 2026

Last Updated

July 8, 2025

Record last verified: 2025-07

Data Sharing

IPD Sharing
Will not share

Locations

FI(2)