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Multivariable Tobit regression analysis of factors involved in determining SARS-CoV-2 IgG concentration.
| Investigated Variables | Coefficient | Standard Error | p-Value |
|---|---|---|---|
| - Vaccination (ref. COVID-19 positivity) | 266.4 | 7.18 | <0.001 |
| - Female sex (ref. male) | −22.3 | 5.7 | <0.001 |
| - Age in years (per unit increase) | −1.96 | 0.22 | <0.001 |
| - Days after vaccination or positivity to COVID-19 (per unit increase) | −1.67 | 0.37 | <0.001 |
