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Multiple linear regression model for authentic virus neutralizing titer (%).
| Characteristics | Coefficient (95% confidence interval) | t-value | P-value |
|---|---|---|---|
| Highest CRP level (per 1 mg/dl) | 0.97 (0.57–1.37) | 4.97 | <0.0001 |
| Pneumonia | 8.12 (5.60–10.64) | 6.54 | <0.0001 |
| Lowest PCR Ct value (per cycle) | −0.28 (−0.40–−0.16) | −4.84 | <0.0001 |
CRP, C-reactive protein; PCR, polymerase chain reaction; Ct, threshold cycle; PCR, polymerase chain reaction.
