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. 2023 Feb 7;12:7. doi: 10.1186/s40249-023-01057-4

Fig. 4.

Fig. 4

The prediction nomogram in adults with non-severe COVID-19. The nomogram composed of age, Charlson comorbidity index, fully vaccinated or booster, and antiviral treatment was developed to predict the probability of failure to achieve PCR conversion by 14-day. The usage of the nomogram is illustrated in an assumptive patient (red lines) and post-intervention (blue arrows and lines)