Table 1.

Overview of the tools used to assess sarcopenia in IBD.

Component	Muscle Mass	Muscle Function	Nutritional Assessment Tools
Validated tools	CT L3 CSA CT L3 SMI DXA ASMI	Nil	Nil
Future research	MRI Ultrasound	HGS Gait speed Timed up and go	MUST NRS 2002 NRI MIRT SaskIBD-NRT

Computerised tomography (CT), 3rd lumber vertebrae (L3), Cross sectional area (CSA), Dual-energy X-ray absorptiometry (DXA), Appendicular skeletal muscle index (ASMI), Magnetic resonance imaging (MRI), Hand grip strength (HGS), Malnutrition universal screening tool (MUST), Nutritional risk screening (NRS), Malnutrition inflammation risk tool (MIRT), Saskatchewan Inflammatory Bowel Disease Nutrition Risk Tool (SaskIBD-NRT).