Changing Dietary Patterns: an Individually Tailored Nutrition Intervention (OKE-study)

Study Overview
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Brief Summary
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The main objective of this study is to investigate the effect of a personalized nutrition intervention on the dietary pattern of apparently healthy adults with one or more children aged 4 to 12 years.

Detailed Description
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Giving personalized nutrition advice is perceived to be more effective in changing dietary patterns than giving general information about healthy eating.

Official Title
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Changing Dietary Patterns: an Individually Tailored Nutrition Intervention

Conditions
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Obesity

Intervention / Treatment
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* Behavioral: Personalized nutrition counseling


Participation Criteria
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Eligibility Criteria
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Inclusion Criteria: At least aged 18 years Having one child aged 4 to 12 years Written informed concent has been obtained Exclusion Criteria: Not meeting the inclusion criteria Unable or unwilling to comply with the study procedures Enrolled in another study during the same study period Not being able to communicate (read, speak and write) in the Dutch language Having a partner who has been enrolled in the study Being pregnant or lactating during the study period or planning to become pregnant during the study period Having a BMI lower than 18.5 or higher that 35 kg/m2 Using medication to lower cholesterol or being under control by a doctor for having too high cholesterol levels Using medication to lower blood pressure or being under control by a doctor for having a high blood pressure. Having diabetes type I or type II Following a diet (medical or self-initiated) or planning to follow a diet during the study period Undergoing a medical treatment that interferes with the intervention. Having gained or lost more than 5 kg of body weight during the last 6 months.

Ages Eligible for Study
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Minimum Age: 18 Years

Sexes Eligible for Study
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All

Accepts Healthy Volunteers
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Accepts Healthy Volunteers

Study Plan
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How is the study designed?
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Design Details

Primary Purpose: Prevention
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: None (Open Label)


Arms and Interventions

| Participant Group/Arm | Intervention/Treatment |
| --- | --- |
| Other: Personalized nurition counseling<br>Personalized nutrition counseling based on dietary intake and motivation to change. | Behavioral: Personalized nutrition counseling<br> <br> |
| No Intervention: Control<br>No intervention, control group. | |

What is the study measuring?
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Primary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Changes in dietary pattern | Dietary pattern will be measured by scoring several aspects of the diet. There are 10 aspets included in the score; fruit consumption, vegetable consumption, fiber intake, fatty acids intake, trans fatty acids intake, physical activity, consumption occasions, alcohol intake, fish consumption and sodium intake. The range of the score is from 0 to 100. The score will be based on the information of a Food Frequency Questionnaire and two 24 hour dietary recalls. | baseline and 6 months | 

Secondary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Dietary behaviour | Behavioral factors influencing dietary intake like barriers for having a healthy diet. | baseline and 6 months | 
| Health outcomes | Health outcome measure are; BMI, waist and hip circumference, blood lipids (cholesterol and triglycerides) and blood pressure | baseline and 6 months | 
| Markers of intake | Blood values of carotenoids and fish fatty acids will be used to assess whether measured changes in dietary pattern are also found in the blood. Urinary potassium and sodium ratios will also be used to assess changes in dietary pattern. | baseline and 6 months | 

 Terms related to the study
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Keywords Provided by Centre Hospitalier Valida
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Health promotion, Dietary Counseling