From: Real-time risk ranking of emerging epidemics based on optimized moving average prediction limit—taking the COVID-19 pandemic as an example
Interval of newly diagnosed cases number
Growth value
\(\ge {P}_{80}\)
0.8
\(\ge {P}_{60}\), \(<{P}_{80}\)
0.6
\(\ge {P}_{40}\), \(<{P}_{60}\)
0.4
\(\ge {P}_{20}\), \(<{P}_{40}\)
0.2
\(<{P}_{20}\)
0