Table 3.
Univariate and Multivariate Logistic Regression Analyses for Risk Factors of SARS-CoV-2 RNA Positivity Lasting Longer Than 7 Days in Training Cohort
| Characteristic | Univariate Analysis | Multivariate Analysis | ||||
|---|---|---|---|---|---|---|
| ORa | 95% CIb | P-value | ORa | 95% CIb | P-value | |
| Age (> 68 year vs ≤ 68 year) | 2.45 | 1.77-3.39 | <0.001 | 2.03 | 1.29-3.19 | 0.002 |
| Gender (Male vs Female) | 0.78 | 0.57-1.08 | 0.13 | 0.72 | 0.50-1.04 | 0.081 |
| Infection of Vaccine | ||||||
| None | — | — | — | — | ||
| One or Two Dose | 0.62 | 0.41-0.92 | 0.019 | 0.99 | 0.60-1.63 | >0.9 |
| Three dose | 0.55 | 0.36-0.85 | 0.008 | 1.44 | 0.81-2.60 | 0.2 |
| Number of Combined Diseases | ||||||
| None | — | — | — | — | ||
| < 3 | 1.46 | 1.06-2.03 | 0.022 | 1.12 | 0.75-1.67 | 0.6 |
| ≥ 3 | 1.84 | 0.74-4.72 | 0.2 | 1.26 | 0.44-3.71 | 0.7 |
| CT Findings (Pneumonia vs Non-Pneumonia) | 1.07 | 0.78-1.48 | 0.7 | 0.7 | 0.47-1.04 | 0.081 |
| CRP (> 3.38 mg/L vs ≤ 3.38 mg/L) | 3.08 | 2.22-4.29 | < 0.001 | 2.27 | 1.56-3.32 | <0.001 |
| Platelets (< 205 E+09/L vs ≥ 205 E+09/L) | 3.53 | 2.54-4.93 | < 0.001 | 2.04 | 1.39-2.99 | <0.001 |
| Leucocyte (< 5.2 E+09/L vs ≥ 5.2 E+09/L) | 3.05 | 2.20-4.25 | < 0.001 | 2.1 | 1.42-3.11 | <0.001 |
| Lymphocytes (< 1.4 E+09/L vs ≥ 1.4 E+09/L) | 2.65 | 1.91-3.68 | < 0.001 | 1.18 | 0.79-1.75 | 0.4 |
| Eosinophil (< 0.06 E+09/L vs ≥ 0.06 E+09/L) | 2.56 | 1.85-3.56 | < 0.001 | 1.95 | 1.33-2.85 | < 0.001 |
| Basophil (< 0.02 E+09/L vs ≥ 0.02 E+09/L) | 2.08 | 1.50-2.88 | < 0.001 | 1.26 | 0.86-1.83 | 0.2 |
Abbreviations: aOR, Odds Ratio; bCI, Confidence Interval.