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Table 1 Protocol of nutrition care

From: A practical approach to dietary interventions for nondialysis-dependent CKD patients: the experience of a reference nephrology center in Brazil

CKDstage/Level   3a and 3b Level 1 4 and 5 Level 2
   Yes No Yes No
Parameters of nutritional assessment - Body weight and height *   *  
- Body mass index *   *  
  - Waist circumference *   *  
- Handgrip strength *   *  
- 7-point subjective global assessment (SGA) *   *  
- Diet history *   *  
- Midarm circumference   * *  
- Triceps skinfold thickness   * *  
- Midarm muscle circumference   * *  
- Diet history and 3-day food records   * *  
- Protein equivalent of nitrogen appearance   * *  
Laboratory parameters - Serum urea and creatinine *   *  
- Sodium and potassium *   *  
- Calcium, phosphorus, parathyroid hormone, total alkaline phosphatase and 25(OH) vitamin D *   *  
- Hemoglobin, iron, transferrin and ferritin *   *  
- Bicarbonate and pH *   *  
- Lipid profile *   *  
- Fasting glucose and HbA1C *   *  
- 24 h urinary urea (when requested)   * *  
Dietary approaches - Focus on controlling protein intake by providing lists of protein equivalent food choices. *    *
- Individualized dietary plan.   * *  
- Lists of protein and energy equivalent food choices.   * *  
- Lists of foods with low and high potassium content. *   *  
- Tips for reducing sodium intake. *   *  
Follow-up Same day of the nephrologist visit or on a separate day depending on nutritional condition. *   *