Table 4.
Multivariate linear analysis of potential factors affecting the length of stay of pregnant women with COVID-19.
| Multicollinearity | Variable# | Estimate | |t| | P |
|---|---|---|---|---|
| β0 | Intercept | 12.99 | 3.914 | 0.0001 |
| β1 | Pregnancy stage (early = 1, middle = 2, late = 3) | 0.3844 | 2.255 | 0.0245 |
| β2 | Clinical manifestations (asymptomatic = 0, mild = 1, moderate = 2) | 0.5743 | 2.125 | 0.0339 |
| β3 | Pregnancy risk (purple + green = 1, purple + yellow = 2, purple + orange = 3) | 0.09581 | 0.6736 | 0.5008 |
| β4 | Vaccination (No = 0, Yes = 1) | -0.5868 | 1.071 | 0.2846 |
| β5 | Doses of vaccine (0, 1, 2, 3) | 0.04397 | 0.1753 | 0.8609 |
| β6 | SARS-CoV-2 IgG (negative = 0, positive = 1) | -0.1003 | 0.3843 | 0.7009 |
| β7 | Ct value of SARS-CoV-2 (N gene) | -0.1511 | 3.172 | 0.0016 |
| β8 | Ct value of SARS-CoV-2 (ORF1ab) | -0.0684 | 1.478 | 0.1400 |
| β9 | Lymphocyte count | -1.414 | 5.402 | <0.0001 |
| β10 | Neutrophil count | -0.2412 | 1.534 | 0.1255 |
| β11 | Platelet count | -0.000651 | 0.3477 | 0.7282 |
| β12 | Leukocyte count | 0.1908 | 1.231 | 0.2188 |
| β13 | Fibrinogen | -0.3886 | 2.959 | 0.0032 |
| β14 | eGFR | 0.0133 | 1.445 | 0.1488 |
| β15 | Creatinine | 0.08461 | 2.322 | 0.0206 |
| β16 | Albumin | -0.01196 | 0.3623 | 0.7173 |
| β17 | Aspartate aminotransferase | -0.0001907 | 0.05474 | 0.9564 |
#The data were collected upon admission. Pregnancy stage (early = 1, middle = 2, late = 3); Clinical manifestations (asymptomatic = 0, mild = 1, moderate = 2); Pregnancy risk (purple + green = 1, purple + yellow = 2, purple + orange = 3); Vaccination (No = 0, Yes = 1); Doses of vaccine (0, 1, 2, 3); SARS-CoV-2 IgG (negative = 0, positive = 1).