Table 7.
Linear Regression Analysis of Hospital Stays for Patients with COVID-19
| Indicators | Univariate Linear Regression | P | Multiple Linear Regression | P | ||
|---|---|---|---|---|---|---|
| β | 95% CI | β | 95% CI | |||
| Age, years | −0.004 | (−0.038, 0.03) | 0.828 | NA | NA | NA |
| Anorexia | 0.751 | (−0.325, 1.827) | 0.171 | NA | NA | NA |
| Fever | 1.429 | (−0.116, 2.973) | 0.070 | NA | NA | NA |
| Severe | 2.647 | (1.518, 3.777) | <0.001 | 1.84 | (0.686, 2.995) | 0.002 |
| Hypoalbuminemia | 2.672 | (1.634, 3.71) | <0.001 | 1.479 | (0.3, 2.658) | 0.014 |
| Lymphocytopenia | 0.289 | (−0.79, 1.367) | 0.599 | NA | NA | NA |
| CRP, mg/L | 0.035 | (0.021, 0.049) | <0.001 | 0.021 | (0.005, 0.036) | 0.010 |
Abbreviations: COVID-19, coronavirus disease; CI, confidence interval; CRP, C-reactive protein; NA, not available.