A comprehensive nutritional assessment includes (1) anthropometric measurements of body composition; (2) biochemical measurements of serum protein, micronutrients, and metabolic parameters; (3) clinical assessment of altered nutritional requirements and social or psychological issues that may preclude adequate intake; ... https://academic.oup.com/cid/article/36/Supplement_2/S63/351212
Dear Jhunilata Bhuyan , For futher analysis of nutritional assessment;
1. Anthropometry; waist hip ratio cut offs, WHO cut offs for BMI may be used for classification into; underweight,normal, overweight and obese.
2. Biochemical; use recommended laboratory cut offs for albumin,haemoglibin, glucose, lipids, etc. for adults.
3. Clinical; use hair loss, Jaundice, Anaemia, etc.
4. Dietary assessment; Principal Component Analysis to determine dietary patterns from food frequency questionnaire, Nutrisurvey to determine macro and micronutrient intake from 24 hour recall, Qualitative methods to analyse diet history.