Table 6.
Association between the demographic, clinical, respiratory function, and grip strength variables and the degree of dependence, as measured by the Barthel index.
| Variable | Barthel at discharge | Barthel 90 days after discharge | ||
|---|---|---|---|---|
| r | p | r | p | |
| Age (years) | -0.204 | 0.172 | -0.179 | 0.233 |
| NIHSS at admission | -0.218 | 0.144 | -0.137 | 0.363 |
| NIHSS at discharge | -0.483 | <0.001 | -0.217 | 0.148 |
| Glycaemia | 0.031 | 0.836 | -0.035 | 0.815 |
| Weight | -0.085 | 0.569 | 0.250 | 0.093 |
| Height | -0.163 | 0.278 | -0.140 | 0.353 |
| BMI | 0.022 | 0.883 | 0.278 | 0.062 |
| AC | 0.119 | 0.429 | 0.234 | 0.177 |
| RR | 0.025 | 0.869 | 0.095 | 0.259 |
| CR | -0.064 | 0.667 | -0.059 | 0.694 |
| SPO2 | -0.215 | 0.150 | -0.218 | 0.145 |
| SBP | 0.127 | 0.400 | 0.114 | 0.447 |
| DBP | -0.027 | 0.857 | 0.186 | 0.215 |
| MBP | -0.017 | 0.911 | 0.126 | 0.401 |
| MIP | 0.027 | 0.855 | 0.178 | 0.235 |
| MEP | 0.019 | 0.899 | 0.138 | 0.358 |
| Handgrip affected side | 0.103 | 0.493 | 0.094 | 0.533 |
| Handgrip nonaffected side | 0.025 | 0.870 | 0.002 | 0.986 |
| Hospital stay | -0.045 | 0.768 | 0.059 | 0.693 |
r: correlation coefficient; NIHSS: National Institutes of Health Stroke scale; BMI: body mass index; AC: abdominal circumference; RR: respiratory rate; HR: heart rate; SPO2: saturation of peripheral oxygen; SBP: systolic blood pressure; DBP: diastolic blood pressure; MBP: median blood pressure.