Table 4.
Association between the demographic, clinical, respiratory function, and grip strength variables and stroke severity, as measured by the NIHSS scale.
| Variables | NIHSS score at discharge | NIHSS score 90 days after discharge | ||
|---|---|---|---|---|
| r | p | r | p | |
| Age (years) | -0.063 | 0.677 | -0.117 | 0.436 |
| Glycaemia | -0.019 | 0.899 | -0.066 | 0.661 |
| Weight | -0.029 | 0.843 | -0.137 | 0.363 |
| Height | -0.0004 | 0.997 | -0.151 | 0.316 |
| BMI | -0.037 | 0.804 | 0.027 | 0.857 |
| AC | -0.167 | 0.265 | -0.117 | 0.436 |
| RR | -0.056 | 0.710 | -0.058 | 0.698 |
| CR | 0.014 | 0.928 | -0.163 | 0.279 |
| SPO2 | 0.076 | 0.614 | 0.073 | 0.629 |
| SBP | -0.037 | 0.807 | -0.315 | 0.030 |
| DBP | -0.010 | 0.946 | -0.256 | 0.086 |
| MBP | 0.032 | 0.831 | -0.228 | 0.127 |
| MIP | -0.273 | 0.066 | -0.066 | 0.662 |
| MEP | -0.271 | 0.068 | -0.162 | 0.281 |
| Handgrip strength affected side | -0.335 | 0.023 | -0.450 | 0.002 |
| Handgrip strength nonaffected side | -0.126 | 0.404 | -0.067 | 0.658 |
| Length of hospital stay | 0.194 | 0.195 | 0.076 | 0.614 |
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; MIP: maximum inspiratory pressure; MEP: maximum expiratory pressure.