Table 3. Multivariate analysis of variables associated with short physical performance battery and handgrip strength as the dependent variables.
| SPPB | Handgrip strength | |||||
|---|---|---|---|---|---|---|
| Beta | p value | R2 | Beta | p value | R2 | |
| IMV need (yes/no) | -0.43 | 0.001 | 0.45 | -0.47 | ≤ 0.001 | 0.59 |
| Duration IMV (days) | -0.26 | 0.032 | -0.29 | 0.006 | ||
| Female sex (yes/no) | -0.31 | 0.002 | -0.41 | ≤ 0.001 | ||
| SOFA score on Day 5 | 0.38 | 0.06 | ||||
| Corticosteroids use (days) | 0.21 | 0.09 | ||||
| Hemodialysis need (yes/no) | 0.63 | 0.71 | ||||
| Neuromuscular blockers use (yes/no) | 0.93 | 0.48 | ||||
SPPB - short physical performance battery; IMV - invasive mechanical ventilation; SOFA - Sequential Organ Failure Assessment.