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Subjective Global Assessment of Nutritional Status
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Subjective Global Assessment of Nutritional Status
See Also
Specialized Nutrition Support
Evaluation
Assign SGA rating to each criteria (where A is well nourished and C is severely malnourished)
Weight Change in last 6 months
A: <5%
B: 5-10%
C: >10%
Weight change in last 2 weeks
A: Increased
B: Unchanged
C: Decreased
Dietary intake overall change
A: Increased
B: Unchanged
C: Decreased
Dietary Change Duration (in weeks or months)
Clinician subjectively rates A-C
Type of dietary change
Clinician subjectively rates A-C
Examples: Suboptimal solid diet,
Full liquid Diet
, Hypocaloric liquids, or Starvation diet
Gastrointestinal symptoms persisting >2 weeks
Clinician subjectively rates A-C
Examples:
Nausea
,
Vomiting
,
Diarrhea
,
Anorexia
Functional capacity overall
Impairment
A: None
B: Moderate
C: Severe
Functional Capacity Change Duration (in days, weeks or months)
Clinician subjectively rates A-C
Functional Capacity Progression
A: Getting better
B: Unchanged
C: Getting Worse
Physical findings (rated as A = normal and C=Severe)
Loss of subcutaneous fat at triceps and chest
Muscle
wasting at deltoids and quadriceps
Edema
at ankle or
Sacrum
Ascites
Primary underlying condition affecting nutrition
A: Mild
B: Moderate
C: Severe
Primary underlying conditions affect on metabolic demand
A: None
B: Low to Moderate
C; High
Interpretation
Using the above ratings estimate an overall SGA Score
A: Well Nourished
B: Moderately malnourished
C: Severely malnourished
Resources
Mini-Nutritional Assessment
http://www.mna-elderly.com/forms/MNA_english.pdf
References
Detsky (1987) J Parenter Enteral Nutr 11(1):8-13 [PubMed]
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