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Sensitivity of individual SARC-F items according to EWGSOP-2.
| SARC-F | True positive screening | Sarcopenia n = 23 | PV+ | PV- | |
|---|---|---|---|---|---|
| n (%) | Sensitivity (%) | Specificity (%) | |||
| Strength | 16 (19.8) | 69.6 | 51.7 | 36.4 | 81.1 |
| Assistance with walking | 13 (16.0) | 56.5 | 55.2 | 33.3 | 76.2 |
| Standing up from chair | 15 (18.5) | 65.2 | 29.3 | 26.8 | 68.0 |
| Climbing stairs | 14 (17.2) | 60.1 | 62.1 | 38.9 | 80.0 |
| Falls | 13 (17.3) | 56.5 | 51.7 | 31.7 | 75.0 |
PV+, positive predictive value; PV-, negative predictive value.
