Can lifestyle guidance reduce the risk of diabetes and cardiovascular diseases?

HALT2DIABETES-JACARDI: evaluating the effectiveness of lifestyle guidance sessions in individuals at increased risk of type 2 diabetes and cardiovascular diseases

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN62149214

Enrollment

324

Registered

2025-03-13

Start date

2025-04-15

Completion date

Unknown

Last updated

2025-10-13

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

Conditions

Type 2 diabetes and cardiovascular diseases Nutritional, Metabolic, Endocrine

Interventions

The HALT2DIABETES intervention encompasses six face-to-face lifestyle guidance group sessions (3-15 participants) led by a trained dietitian. The sessions focus on promoting healthier eating habits, i

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: In order to be eligible, study participants must: 1. Be at a high risk of developing type 2 diabetes (FINDRISC score = 12 or by assessment of a GP) 2. Receive a GP referral to lifestyle guidance sessions 3. Live in or close to a participating primary care region being part of the study 4. Be willing and able to provide written informed consent

Exclusion criteria

Exclusion criteria: 1. A previous diagnosis of diabetes or (a) CVD(s) (excluding hypertension) 2. Physical or psychological disabilities preventing the participation in a lifestyle guidance program 3. Insufficient knowledge of Dutch to follow the lifestyle guidance sessions

Design outcomes

Primary

Measure	Time frame
1. Weight is measured using a self-reported questionnaire at baseline, month 3, month 6, month 12, and month 18 2. Waist circumference is measured using a self-reported questionnaire at baseline, month 3, month 6, month 12, and month 18 3. HbA1c is measured using a Tasso device at baseline, month 3, month 6, month 12, and month 18 4. Dietary habits are measured using a 16-item Food Intake Questionnaire (D2D-FIQ) at baseline, month 3, month 6, month 12, and month 18	—

Measure

Time frame

1. Weight is measured using a self-reported questionnaire at baseline, month 3, month 6, month 12, and month 18 2. Waist circumference is measured using a self-reported questionnaire at baseline, month 3, month 6, month 12, and month 18 3. HbA1c is measured using a Tasso device at baseline, month 3, month 6, month 12, and month 18 4. Dietary habits are measured using a 16-item Food Intake Questionnaire (D2D-FIQ) at baseline, month 3, month 6, month 12, and month 18

—

Secondary

Measure	Time frame
1. BMI is measured using a self-reported questionnaire at baseline, month 3, month 6, month 12, and month 18 2. Blood pressure is measured using an electronic sphygmomanometer at baseline, month 3, and month 6 3. Cholesterol is measured using a Tasso device at baseline, month 3, month 6, month 12, and month 18 4. Physical activity is measured using the WHO STEPS questionnaire at baseline, month 3, month 6, month 12, and month 18 5. Tobacco use is measured using the WHO STEPS questionnaire at baseline, month 3, month 6, month 12, and month 18 6. Diabetes-related knowledge is measured using the Diabetes Knowledge Questionnaire Revised (DKQ-R) at baseline, month 6, month 12 7. Health literacy is measured using the European Health Literacy Survey Questionnaire (HLS-EU-Q6) at baseline, month 6, month 12	—

Measure

Time frame

1. BMI is measured using a self-reported questionnaire at baseline, month 3, month 6, month 12, and month 18 2. Blood pressure is measured using an electronic sphygmomanometer at baseline, month 3, and month 6 3. Cholesterol is measured using a Tasso device at baseline, month 3, month 6, month 12, and month 18 4. Physical activity is measured using the WHO STEPS questionnaire at baseline, month 3, month 6, month 12, and month 18 5. Tobacco use is measured using the WHO STEPS questionnaire at baseline, month 3, month 6, month 12, and month 18 6. Diabetes-related knowledge is measured using the Diabetes Knowledge Questionnaire Revised (DKQ-R) at baseline, month 6, month 12 7. Health literacy is measured using the European Health Literacy Survey Questionnaire (HLS-EU-Q6) at baseline, month 6, month 12

—

Countries

Belgium

Contacts

Public ContactWilliam Leysen

william.leysen@diabetes.be-

Outcome results

None listed

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