Practical Nutrition Assessment Flashcards
Why do we collect info form nutrition assessment?
- Describe usual intake distributions (mean, percentiles, proportion above/below threshold)
- Estimate diet-health relationships
What does ABCDE stand for?
Nutritional Assessment Domain: A = Anthropometry, body composition, function B = Biochemical and haematological C = Clinical D = Diet E = Environmental, behavioural, social
What are some methods used to assess nutrition?
- Body weight
- Skeletal structure, height, individual bone length/breath
- Muscle definition
- Fat distribution
- Skin fold thickness
- Circumferences, corrected girths
- Indices, ratios to describe body size
- Generalised equations to predict body fat + fat free mass
What are some biochemical methods to assess nutrition?
- biochemical markers
- specific diagnostic analytes
- blood
- urine
- salive
- hair
- nails - Aflatoxin exposure markers
What are possible biological confounders that cause variation in results?
- genetics
- nutritional status
- environmental constituents (cigarette)
- medication
- disease states
What are some methods to record down nutritional status?
- Indirect methods (national and household)
- Prospective/restrospective methods - individual
- Weight/estimated food diaries
- 24-hr recall
- Multiple pass method
- Food frequency questionaires (FFQ)
- Analysis
What tools support dietary assessment?
- food portion sizes
- food tables
- awareness of energy and protein content of common food
- ready reckoners
- computerised dietary analysis tools
Why do we do dietary assessments (purpose)?
- assist provision of dietary advice
- measure dietary change
- monitory dietary habits
How are dietary tools administrated?
- interview
- phone
- self-administrated
- online
How do you validate the assessment?
- reference measure and tool completed at same time
- correlations for dietary components of interest > 0.4
- Bland-Altman method employed
- do stratification (gender, age, ethnicity)
Name some new mobile methods for dietary assessment:
- Micro-camera
- SenseCam
- mFR (Mobile food record)
- Frapp (food record app)
- NuDAM (nutrition dietary assessment method)
What is the BDA nutrition and dietetic process?
- Identification of nutritional need
- Assessment
- Identification of diagnostic
- Plan an intervention
- Implement intervention
- Monitor and review
- Evaluation
What is the PESS statement?
Nutrition diagnosis/nutrition problem, is summarised into structured sentence - nutrition diagnosis statement
What are the 3 distinct components of PESS statement?
- Problem
- Etiology
- Signs and symptoms
What does the ‘etiology’ part of PESS include?
- Behavior, beliefs, attitude
- cultural
- knowledge
- physical function
- physiological
- social, personal
- treatment
