Fig. 6.

(A–B) Model fitting results and the impact of the randomness of the data set including the cumulative number of tested cases and the cumulative number of reported cases on the COVID-19 epidemic in Korea. The 95% confidence intervals have been given and the mean curve is marked as black. The red cycles denote the real data. (C–D) Sensitivity analysis. The impact of the diagnose rate ${\delta }_I$ on the cumulative confirmed cases and the infected populations in South Korea. Here, ${\delta }_{I0}$ denotes the estimated baseline value of the diagnose rate.. (For interpretation of the references to color in this figure legend, the reader is referred to the web version of this article.)