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Factors associated with the number of days until the symptoms disappeared
| Correlation coefficient | P | |
|---|---|---|
| Sex (male) | 0.063 | .199 |
| Age, years | 0.021 | .662 |
| Imported cases | 0.120 | .014 |
| Days needed for the pharyngeal swab nucleic acid turned negative | 0.259 | .000 |
| Days of illness onset | −0.134 | .006 |
| Days of hospitalization | 0.290 | .000 |
| WBC (×109/L) | −0.119 | .015 |
| LYM (×109/L) | −0.123 | .012 |
