Definition of sarcopenia by different groups
| Society | Definition | Cut-off point |
| European Working Group on Sarcopenia in Older People 216 | Low ASMI adjusted for height | Men ≤7.0 kg/m2
Women ≤6.0 kg/m2 |
| And either | ||
| Gait speed | <0.8 m/s | |
| OR | ||
| Grip strength | Men <27 kg Women <16 kg | |
| International Working Group on Sarcopenia17 | Low ASMI adjusted for height | Men ≤7.23 kg/m2
Women ≤5.67 kg/m2 |
| And | ||
| Gait speed | <1 m/s | |
| Asian Working Group for Sarcopenia18 | Low ASMI adjusted for height | Men <7.0 kg/m2
Women <5.4 kg/m2 |
| And either | ||
| Gait speed | Men ≤0.8 m/s Women ≤0.8 m/s | |
| OR | ||
| Grip strength | Men <20 kg Women <18 kg |
ASMI, appendicular skeletal muscle index.