Table 3 Final model of peak logit NR20 selected by stepwise regression analysis in 328 COVID-19 patients

From: Dynamics of neutralizing antibody responses to SARS-CoV-2 in patients with COVID-19: an observational study

Variables

coefficients

95% confidence interval

p-value

Imaging signs of lung infection, no

reference

–

–

Imaging signs of lung infection, yes

0.852

0.462 to 1.242

2 × 10−5

Duration of COVID-19a, 10 days

0.163

0.065 to 0.262

0.001

Age, 10 year

0.150

0.061 to 0.240

0.001

Albumin, 10 g/L

−0.392

−0.625 to −0.159

0.001

  1. aDefined as days from onset of symptoms to virus shedding (RT-PCR test turning from positive to negative). The multiple R2 of the final model was 0.22.
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