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. 2020 May 15;5:25. doi: 10.1186/s41256-020-00152-5

Table 1.

Summary of parameter estimation

Parameter Estimate SE p-value Lower 95% CI Upper 95% CI
Cmin 29.999 2059.86 0.988 − 4007.33 4067.32
Cmax 792,548 1727.56 <  0.0001 789,162 795,934
tmid 76.9 0.456 <  0.0001 75.952 77.739
r 0.16854 0.00463 <  0.0001 0.15947 0.17761
α 0.95364 0.06194 <  0.0001 0.83224 1.07504

Note: Parameters were estimated based on daily cases of COVID-19 in the U.S. between March 21, 2020 and April 4, 2020