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Nutrition Assessment
Nutrition Assessment
Nutrition Assessment
Nutrition Assessment
Nutrition Assessment
Nutrition Assessment
Nutrition Assessment
Nutrition Assessment
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Nutrition Assessment

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  • Transcript

    • 1. Nutrition Assessment
    • 2. Why Do Nutrition Assessment? <ul><li>To identify people at risk of diet related problems </li></ul><ul><li>Provide the information to allow appropriate nutrition support </li></ul><ul><li>Monitor the progress and efficacy of the dietary therapy </li></ul>
    • 3. Dietary Measurement <ul><li>Collecting information on dietary intakes and then interpreting food or nutrient intakes against reference measurements </li></ul>
    • 4. What Methods Do We Use? <ul><li>Food Records </li></ul><ul><ul><li>Weighed </li></ul></ul><ul><ul><li>Estimated </li></ul></ul><ul><li>Duplicate food collections </li></ul><ul><li>24 hour recall </li></ul><ul><li>Food frequency questionnaire </li></ul><ul><li>Dietary History </li></ul>
    • 5. Sources of Error in Dietary Assessment <ul><li>Respondent inaccuracy </li></ul><ul><ul><li>Recall </li></ul></ul><ul><ul><li>Reporting </li></ul></ul><ul><li>Motivation in recording </li></ul><ul><li>Recall bias – difficultly recalling amounts, and how often </li></ul><ul><li>Under reporting of food intake </li></ul>
    • 6. Errors in Food Composition Database <ul><li>Food composition data only estimates of nutrient composition </li></ul><ul><li>Food composition data specific to country of origin </li></ul><ul><li>Incomplete information on nutrients and foods </li></ul><ul><li>May require substitute foods </li></ul><ul><li>Serving sizes difficult to standardise </li></ul><ul><li>Errors in coding </li></ul>
    • 7. How Do We Interpret Data? <ul><li>Nutrient targets/goals </li></ul><ul><li>Dietary guidelines </li></ul><ul><li>Food Guides </li></ul><ul><li>Population nutrient standards </li></ul>
    • 8. What Else Do We Need To Assess? <ul><li>Clinical Examination and Medical History </li></ul><ul><li>Biochemical analysis </li></ul><ul><li>Anthropometric assessment </li></ul><ul><li>Living conditions </li></ul><ul><li>Training programme/protocol </li></ul><ul><li>Cooking skills </li></ul><ul><li>Budget </li></ul><ul><li>Timetable for daily activity </li></ul>

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