NCT07276412

Brief Summary

This randomised study evaluates the effectiveness of Health Education through a Gamified Health Programme on diet, sedentary behaviour and daily physical activity in primary school children.

Trial Health

77
On Track

Trial Health Score

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

Enrollment
500

participants targeted

Target at P75+ for not_applicable

Timeline
5mo left

Started Sep 2024

Typical duration for not_applicable

Geographic Reach
1 country

1 active site

Status
recruiting

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

Trial Relationships

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Study Timeline

Key milestones and dates

Study Progress83%
Sep 2024Sep 2026

Study Start

First participant enrolled

September 2, 2024

Completed
1.2 years until next milestone

First Submitted

Initial submission to the registry

November 28, 2025

Completed
13 days until next milestone

First Posted

Study publicly available on registry

December 11, 2025

Completed
8 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

July 24, 2026

Expected
2 months until next milestone

Study Completion

Last participant's last visit for all outcomes

September 7, 2026

Last Updated

December 11, 2025

Status Verified

November 1, 2025

Enrollment Period

1.9 years

First QC Date

November 28, 2025

Last Update Submit

November 28, 2025

Conditions

Keywords

schoolchildobesityphysical activitiesHealth EducationQuality of LifeGamificationsedentary

Outcome Measures

Primary Outcomes (7)

  • Changes in weekly physical activity at 12 weeks

    Changes in time (minutes), distance (kilometres) and speed (km/h) measured by GPS through the BELLOTEX-SALUD application.

    0 and 12 weeks

  • Changes in body fat mass composition over 12 weeks

    Total patient body fat mass are measured as a kilogram (kg).

    0 and 12 weeks

  • Changes in body weight composition over 12 weeks

    Total patient weight are measured as a kilogram (kg).

    0 and 12 weeks

  • Changes in Body Mass Index over 12 weeks

    Weight (kg) and Height (m) will be combined to report BMI in kg/m\^2.

    0 and 12 weeks

  • Changes in the percentage of carbohydrates ingested over 12 weeks

    A standardised food consumption questionnaire will be used to assess dietary habits, which collects food intake over 7 days. The weekly nutrient intake will be transformed into "Food Composition Tables". The value obtained will be the percentage of carbohydrates (%).

    0 and 12 weeks

  • Changes in the percentage of fat ingested over 12 weeks

    A standardised food consumption questionnaire will be used to assess dietary habits, which collects food intake over 7 days. The weekly nutrient intake will be transformed into "Food Composition Tables". The value obtained will be the percentage of fat ingested (%).

    0 and 12 weeks

  • Changes in sedentary activity time over 12 weeks

    Changes in "Screen-Time-Sedentary Behaviour Questionnaire" scores. The questionnaire consists of 23 items and assesses sedentary activity on weekdays and weekends.

    0 and 12 weeks

Secondary Outcomes (13)

  • Changes in body fat-free mass composition over 12 weeks

    0 and 12 weeks

  • Changes in estimated total body water composition over 12 weeks

    0 and 12 weeks

  • Changes in protein composition over 12 weeks

    0 and 12 weeks

  • Changes in bone mineral composition over 12 weeks

    0 and 12 weeks

  • Changes in CUN-BAE index over 12 weeks

    0 and 12 weeks

  • +8 more secondary outcomes

Study Arms (4)

Control Group

NO INTERVENTION

Group without weekly Health Education Programme and without reward for gamified activity

Group A

EXPERIMENTAL

Group without weekly Health Education Programme and with reward for gamified activity

Behavioral: Intervention - A

Group B

EXPERIMENTAL

Group with weekly Health Education Programme and no reward for gamified activity

Behavioral: Intervention - B

Group C

EXPERIMENTAL

Group with weekly Health Education Programme and gamified activity rewards

Behavioral: Intervention - C

Interventions

For this Intervention Group, rewards act as the main motivating factor for the children in this intervention group. Each time they complete the activities proposed in the application, they receive a "Bellotex Salud" avatar card, which symbolises their progress and identifies them as "Bellotex Masters". This gamified recognition boosts their involvement and reinforces their adherence to the intervention. In addition, this group does not attend weekly health education sessions, so the improvements observed can be attributed to the use of the app and the motivation generated by the rewards associated with the healthy habits worked on.

Group A

In this Intervention Group, participants will not have access to the rewards that act as the main motivating factor. Each time they complete the activities proposed in the application, they will pass the challenge but will not receive the "Bellotex Health" avatar card, which symbolises their progress and identifies them as "Bellotex Masters", thus allowing them to assess their potential involvement and adherence to the intervention without the reinforcement of gamified recognition. However, this group has access to weekly health education sessions, so the improvements observed can be attributed to the use of the app and the training received through these capsules associated with different healthy habits.

Group B

For this Intervention Group, rewards act as the main motivating factor. Each time they complete the activities proposed in the application, they receive a "Bellotex Salud" avatar card, which symbolises their progress and identifies them as "Bellotex Masters". This gamified recognition boosts their involvement and reinforces their adherence to the intervention. In addition, this group has access to weekly health education sessions, so that the improvements observed can be attributed to the use of the app and the training received through these capsules associated with different healthy habits.

Group C

Eligibility Criteria

Age6 Years - 7 Years
Sexall
Healthy VolunteersYes
Age GroupsChild (0-17)

You may qualify if:

  • Pupils enrolled in primary education at schools in Extremadura.

You may not qualify if:

  • All pupils diagnosed with special educational needs will be excluded.
  • Pupils who join after the programme has started.
  • Absence of informed consent signature to participate in the study and use of the BELLOTEX-SALUD application by the child's parents or legal guardians.
  • Any condition that, in the opinion of the investigators, would disqualify the subject from participation in the study.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

University of Extremadura

Badajoz, Badajoz, 06006, Spain

RECRUITING

MeSH Terms

Conditions

Health EducationObesityMotor ActivitySedentary Behavior

Condition Hierarchy (Ancestors)

Adherence InterventionsMedication AdherencePatient CompliancePatient Acceptance of Health CareTreatment Adherence and ComplianceHealth BehaviorBehaviorOverweightOvernutritionNutrition DisordersNutritional and Metabolic DiseasesBody WeightSigns and SymptomsPathological Conditions, Signs and Symptoms

Central Study Contacts

Francisco José Rodríguez Velasco, PhD

CONTACT

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Professor PhD, University of Extremadura

Study Record Dates

First Submitted

November 28, 2025

First Posted

December 11, 2025

Study Start

September 2, 2024

Primary Completion (Estimated)

July 24, 2026

Study Completion (Estimated)

September 7, 2026

Last Updated

December 11, 2025

Record last verified: 2025-11

Data Sharing

IPD Sharing
Will not share

Locations