Table 1 Study schedule

Informed consent

v

Demographic information

v

Medical history

v

Eligibility confirmation

v

Recent events

v

v

Medications

v

v

v

Quality of life questionnaires (EQ-5D-5L (adult), PedsQL 4.0 Generic Core Scales (pediatric))

v

Depression assessment (PHQ-9)

v

Nutritional assessment (mSGA)

v

Systolic and diastolic blood pressure

v

v

v

Complete blood cell count (white blood cells, hemoglobin, platelet count, hematocrit, reticulocyte count, neutrophil count)

v

v

v

Serum calcium/phosphorus

v

v

v

Serum uric acid

v

v

v

Serum protein/albumin

v

v

v

Serum blood urea nitrogen/creatinine/estimated glomerular filtration rate

v

v

v

Plasma sodium/potassium/chloride/total carbon dioxide

v

v

v

Serum total cholesterol

v

Highly sensitive C-reactive protein

v

Urinalysis with microscopy

v

v

v

Spot urine protein/creatinine ratio

v

v

v

Spot urine uric acid

v

Spot urine sodium/potassium/chloride

v

Spot urine calcium/phosphorus

v

Spot urine osmolality

v

Kidney CT (adult) or abdomen sonography (pediatric)

v