Table 1 Assessments of physical performance and protein-energy wasting

 Short physical performance battery

x

x

x

x

x

 6- min walk test (m)

x

x

x

x

x

 Handgrip strength (kg)

x

x

x

x

x

 Physical activity questionnaire

x

x

x

x

x

 Physical activity monitor

x

x

x

x

x

PEW

 Body weight (kg) and body mass index (kg/m²)

x

x

x

x

x

 Dual-Energy X-ray Absorptiometry

-

x

-

-

x

 Bioelectrical impedance spectroscopy

x

x

x

x

x

 Mid-upper arm muscle circumference (cm)

x

x

x

x

x

 Subjective global assessment (score 1–7)

x

x

x

x

x

 Dietary intake

-

x

-

-

x

 Visual Analogue Scale appetite (cm)

x

x

x

x

x

 Laboratory measurements (e.g. albumin, C-reactive protein)

x

x

x

x

x

 FGF-23 and sclerostin

-

x

-

x

x

 Quality of life (KDQOL-SF)

x

x

x

x

x

 Sleeping behaviour questionnaire

x

x

x

x

x