Table 5. Cross-sectional relationship between the de Morton Mobility Index (DEMMI) and the Physical Function ICU Test-scored (PFIT-s) – Brazilian Version according to outcome measures and baseline characteristics.
| DEMMI score | PFIT-s score | |
|---|---|---|
| Convergent Validity | ||
| Knee extension strength | 0.79 (p<0.05) | 0.83 (p<0.05) |
| FSS-ICU | 0.91 (p<0.05) | 0.93 (p< 0.05) |
| Divergent Validity | ||
| BMI | -0.09 (p>0.05) | -0.13 (p>0.05) |
| APACHE II | -0.21 9 p>0.05) | -0.17 (p>0.05) |
BMI: Body Mass index; APACHE II: Acute Physiology and Chronic Health Evaluation II; FSS: Functional Status Score for the ICU.