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Clinical Trials/NCT07760025
NCT07760025CompletedNot Applicable

The Effect of Culture Media Visualization-Supported Hand Hygiene Education on Handwashing Behavior in Preschool Children

Esra Şengün Deniz1 site in 1 country59 target enrollmentStarted: April 1, 2026Last updated:
Conditions
Interventions

Trial Snapshot

Phase
Not Applicable
Status
Completed
Sponsor
Enrollment
59
Locations
1
Primary Endpoint
Handwashing Behavior

Study Overview

Brief Summary

The hand hygiene educational intervention supported by culture medium visualization was found to be an effective practice in promoting proper handwashing behaviors and reducing hand microbial load in children aged 5-6 years. The educational intervention featuring culture plate demonstrations applied to the intervention group was determined to be highly effective in achieving hand hygiene and reducing hand bacterial load. In contrast, the control group received traditional education, which did not yield a statistically significant difference.

Detailed Description

Objective

The study aims to evaluate the effectiveness of a culture medium visualization supported hand hygiene education program implemented for preschool children on their acquisition of handwashing skills and habits.

Materials and Method: The study was conducted using a pretest-postted randomized controlled experimental design, one of the quantitave research methods. The research was carried out with 59 preschool children aged 5-6 years in a kindergarten located in the Keçiören district of Ankara Province. Handwashing behaviors of the children were observed before and after the intervention and recorded using the Handwashing Behavior Assessment Form. To evaluate hand microbial load, hand culture samples were collected using biplate 5% Sheep Blood+Chromogenic UTI Agar. For data analysis, the Chi-Square test was used to compare categorical variables and the McNemar test was performed to evaluate the comparative effectiveness of culture medium visualization before and after the training. An ANCOVA test was applied to assess baseline measurements of continuous variables between groups and to evaluate the effect of the educational intervention.

Study Design

Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel
Primary Purpose
Prevention
Masking
Single (Outcomes Assessor)

Eligibility Criteria

Ages
5 Years to 6 Years (Child)
Sex
All
Accepts Healthy Volunteers
Yes

Inclusion Criteria

  • •Parental consent obtained.
  • •The child whose parental consent was obtained is willing to participate in the study.
  • •Children aged 4-6 years attending A Preschool.
  • •Children without any cognitive or developmental disabilities.
  • •Children without hearing or visual impairments.
  • •Children who can speak and understand Turkish.

Exclusion Criteria

  • •Absence of parental consent.
  • •Children who were unwilling to participate in the study despite parental consent being obtained.
  • •Children with skin conditions or skin allergies.

Arms & Interventions

Control Group

Active Comparator

Participants in this group received standard hand hygiene education without culture media visualization using agar plates.

Intervention: Standard Hand Hygiene Education (Behavioral)

Intervention group

Experimental

Participants in this group received hand hygiene education supported by culture media visualization using agar plates. The agar plates were used to demonstrate bacterial colonies and visually reinforce the importance of effective handwashing.

Intervention: Hand hygiene, handwashing behavior intervention (Behavioral)

Outcomes

Primary Outcomes

Handwashing Behavior

Time Frame: Baseline and approximately 6 weeks after the intervention

Handwashing behavior was assessed by direct observation using a structured handwashing behavior observation form before and after the educational intervention.

Secondary Outcomes

No secondary outcomes reported

Investigators

Sponsor
Esra Şengün Deniz
Sponsor Class
Other
Responsible Party
Sponsor Investigator
Principal Investigator

Esra Şengün Deniz

Principal Investigator

Saglik Bilimleri Universitesi

Study Sites (1)

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