Lingkar Sehat Banyuwangi (Banyuwangi Healthy Circle): a school, retailer, and government partnership model for healthy consumption among adolescents in Banyuwangi District, Indonesia

The impact of Lingkar Sehat Banyuwangi (Banyuwangi Healthy Circle) as a healthy trading model around schools to reduce unhealthy consumption among adolescents in Banyuwangi District, Indonesia

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN14131034

Enrollment

800

Registered

2022-02-16

Start date

2022-03-05

Completion date

Unknown

Last updated

2024-08-12

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Prevention of smoking and unhealthy diets in adolescents Not Applicable

Interventions

Current intervention as of 21/03/2022: A total of 10 Adiwiyata schools in Banyuwangi and Giri Subdistrict will be randomly selected to the intervention group and a total of 10 Adiwiyata schools in Gen

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Students: grade 4, 5, 7 and 8 of the randomly selected Adiwiyata schools 2. Retailers: retailers’ owners or keepers who sell either food, drinks or cigarettes within 250 m radius of the selected Adiwiyata schools

Exclusion criteria

Exclusion criteria: Does not meet inclusion criteria

Design outcomes

Primary

Measure	Time frame
1. Intention to smoke next year will be measured using a questionnaire to students at baseline, 2 months and after 6 months after intervention 2. Sugar sweetened beverage, salt and fat intake will be measured using food frequency questionnaire to students at baseline, 2 months and 6 months after intervention 3. Student’s knowledge of healthy consumption will be measured using a battery of questions regarding healthy consumption at baseline, after training, 2 months and 6 months after intervention 4. Improvement in retailers’ knowledge of healthy trading will be measured using a battery of questions regarding healthy trading at baseline, after training, 2 months and 6 months after intervention	—

Measure

Time frame

1. Intention to smoke next year will be measured using a questionnaire to students at baseline, 2 months and after 6 months after intervention 2. Sugar sweetened beverage, salt and fat intake will be measured using food frequency questionnaire to students at baseline, 2 months and 6 months after intervention 3. Student’s knowledge of healthy consumption will be measured using a battery of questions regarding healthy consumption at baseline, after training, 2 months and 6 months after intervention 4. Improvement in retailers’ knowledge of healthy trading will be measured using a battery of questions regarding healthy trading at baseline, after training, 2 months and 6 months after intervention

—

Secondary

Measure	Time frame
1. Adolescents’ expenditure on unhealthy food purchased will be measured using a food frequency questionnaire at baseline, 2 months after training, and 6 months of intervention 2. Smoking prevalence will be measured using a questionnaire to students at baseline, 2 months, and after 6 months of intervention 3. BMI (kg/m²) for age will be measured at baseline, 2 months, and 6 months of intervention	—

Measure

Time frame

1. Adolescents’ expenditure on unhealthy food purchased will be measured using a food frequency questionnaire at baseline, 2 months after training, and 6 months of intervention 2. Smoking prevalence will be measured using a questionnaire to students at baseline, 2 months, and after 6 months of intervention 3. BMI (kg/m²) for age will be measured at baseline, 2 months, and 6 months of intervention

—

Countries

Indonesia

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026